20299440920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{2617}}^1$

素因数の和:2734

約数の個数: 192

約数和(自身を含む): 53817492960

約数和(自身を除く): 33518052040

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 61, 68, 85, 88, 110, 122, 136, 170, 187, 220, 244, 289, 305, 340, 374, 440, 488, 578, 610, 671, 680, 748, 935, 1037, 1156, 1220, 1342, 1445, 1496, 1870, 2074, 2312, 2440, 2617, 2684, 2890, 3179, 3355, 3740, 4148, 5185, 5234, 5368, 5780, 6358, 6710, 7480, 8296, 10370, 10468, 11407, 11560, 12716, 13085, 13420, 15895, 17629, 20740, 20936, 22814, 25432, 26170, 26840, 28787, 31790, 35258, 41480, 44489, 45628, 52340, 57035, 57574, 63580, 70516, 88145, 88978, 91256, 104680, 114070, 115148, 127160, 141032, 143935, 159637, 176290, 177956, 193919, 222445, 228140, 230296, 287870, 319274, 352580, 355912, 387838, 444890, 456280, 489379, 575740, 638548, 705160, 756313, 775676, 798185, 889780, 969595, 978758, 1151480, 1277096, 1512626, 1551352, 1596370, 1756007, 1779560, 1939190, 1957516, 2446895, 2713829, 3025252, 3192740, 3512014, 3781565, 3878380, 3915032, 4893790, 5427658, 6050504, 6385480, 7024028, 7563130, 7756760, 8319443, 8780035, 9787580, 10855316, 13569145, 14048056, 15126260, 16638886, 17560070, 19575160, 21710632, 27138290, 29852119, 30252520, 33277772, 35120140, 41597215, 46135093, 54276580, 59704238, 66555544, 70240280, 83194430, 92270186, 108553160, 119408476, 149260595, 166388860, 184540372, 230675465, 238816952, 298521190, 332777720, 369080744, 461350930, 507486023, 597042380, 922701860, 1014972046, 1194084760, 1845403720, 2029944092, 2537430115, 4059888184, 5074860230, 10149720460, 20299440920]

約数ペア:

[(1, 20299440920), (2, 10149720460), (4, 5074860230), (5, 4059888184), (8, 2537430115), (10, 2029944092), (11, 1845403720), (17, 1194084760), (20, 1014972046), (22, 922701860), (34, 597042380), (40, 507486023), (44, 461350930), (55, 369080744), (61, 332777720), (68, 298521190), (85, 238816952), (88, 230675465), (110, 184540372), (122, 166388860), (136, 149260595), (170, 119408476), (187, 108553160), (220, 92270186), (244, 83194430), (289, 70240280), (305, 66555544), (340, 59704238), (374, 54276580), (440, 46135093), (488, 41597215), (578, 35120140), (610, 33277772), (671, 30252520), (680, 29852119), (748, 27138290), (935, 21710632), (1037, 19575160), (1156, 17560070), (1220, 16638886), (1342, 15126260), (1445, 14048056), (1496, 13569145), (1870, 10855316), (2074, 9787580), (2312, 8780035), (2440, 8319443), (2617, 7756760), (2684, 7563130), (2890, 7024028), (3179, 6385480), (3355, 6050504), (3740, 5427658), (4148, 4893790), (5185, 3915032), (5234, 3878380), (5368, 3781565), (5780, 3512014), (6358, 3192740), (6710, 3025252), (7480, 2713829), (8296, 2446895), (10370, 1957516), (10468, 1939190), (11407, 1779560), (11560, 1756007), (12716, 1596370), (13085, 1551352), (13420, 1512626), (15895, 1277096), (17629, 1151480), (20740, 978758), (20936, 969595), (22814, 889780), (25432, 798185), (26170, 775676), (26840, 756313), (28787, 705160), (31790, 638548), (35258, 575740), (41480, 489379), (44489, 456280), (45628, 444890), (52340, 387838), (57035, 355912), (57574, 352580), (63580, 319274), (70516, 287870), (88145, 230296), (88978, 228140), (91256, 222445), (104680, 193919), (114070, 177956), (115148, 176290), (127160, 159637), (141032, 143935)]