20102351220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{371029}}^1$

素因数の和:371094

約数の個数: 144

約数和(自身を含む): 71308997760

約数和(自身を除く): 51206646540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7740, 9030, 10836, 13545, 18060, 27090, 54180, 371029, 742058, 1113087, 1484116, 1855145, 2226174, 2597203, 3339261, 3710290, 4452348, 5194406, 5565435, 6678522, 7420580, 7791609, 10388812, 11130870, 12986015, 13357044, 15583218, 15954247, 16696305, 22261740, 23374827, 25972030, 31166436, 31908494, 33392610, 38958045, 46749654, 47862741, 51944060, 63816988, 66785220, 77916090, 79771235, 93499308, 95725482, 111679729, 116874135, 143588223, 155832180, 159542470, 191450964, 223359458, 233748270, 239313705, 287176446, 319084940, 335039187, 446718916, 467496540, 478627410, 558398645, 574352892, 670078374, 717941115, 957254820, 1005117561, 1116797290, 1340156748, 1435882230, 1675195935, 2010235122, 2233594580, 2871764460, 3350391870, 4020470244, 5025587805, 6700783740, 10051175610, 20102351220]

約数ペア:

[(1, 20102351220), (2, 10051175610), (3, 6700783740), (4, 5025587805), (5, 4020470244), (6, 3350391870), (7, 2871764460), (9, 2233594580), (10, 2010235122), (12, 1675195935), (14, 1435882230), (15, 1340156748), (18, 1116797290), (20, 1005117561), (21, 957254820), (28, 717941115), (30, 670078374), (35, 574352892), (36, 558398645), (42, 478627410), (43, 467496540), (45, 446718916), (60, 335039187), (63, 319084940), (70, 287176446), (84, 239313705), (86, 233748270), (90, 223359458), (105, 191450964), (126, 159542470), (129, 155832180), (140, 143588223), (172, 116874135), (180, 111679729), (210, 95725482), (215, 93499308), (252, 79771235), (258, 77916090), (301, 66785220), (315, 63816988), (387, 51944060), (420, 47862741), (430, 46749654), (516, 38958045), (602, 33392610), (630, 31908494), (645, 31166436), (774, 25972030), (860, 23374827), (903, 22261740), (1204, 16696305), (1260, 15954247), (1290, 15583218), (1505, 13357044), (1548, 12986015), (1806, 11130870), (1935, 10388812), (2580, 7791609), (2709, 7420580), (3010, 6678522), (3612, 5565435), (3870, 5194406), (4515, 4452348), (5418, 3710290), (6020, 3339261), (7740, 2597203), (9030, 2226174), (10836, 1855145), (13545, 1484116), (18060, 1113087), (27090, 742058), (54180, 371029)]