20803621020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{88609}}^1$

素因数の和:88684

約数の個数: 192

約数和(自身を含む): 73360573440

約数和(自身を除く): 52556952420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 258, 260, 273, 301, 364, 390, 420, 430, 455, 516, 546, 559, 602, 645, 780, 860, 903, 910, 1092, 1118, 1204, 1290, 1365, 1505, 1677, 1806, 1820, 2236, 2580, 2730, 2795, 3010, 3354, 3612, 3913, 4515, 5460, 5590, 6020, 6708, 7826, 8385, 9030, 11180, 11739, 15652, 16770, 18060, 19565, 23478, 33540, 39130, 46956, 58695, 78260, 88609, 117390, 177218, 234780, 265827, 354436, 443045, 531654, 620263, 886090, 1063308, 1151917, 1240526, 1329135, 1772180, 1860789, 2303834, 2481052, 2658270, 3101315, 3455751, 3721578, 3810187, 4607668, 5316540, 5759585, 6202630, 6911502, 7443156, 7620374, 8063419, 9303945, 11430561, 11519170, 12405260, 13823004, 15240748, 16126838, 17278755, 18607890, 19050935, 22861122, 23038340, 24190257, 26671309, 32253676, 34557510, 37215780, 38101870, 40317095, 45722244, 48380514, 49532431, 53342618, 57152805, 69115020, 76203740, 80013927, 80634190, 96761028, 99064862, 106685236, 114305610, 120951285, 133356545, 148597293, 160027854, 161268380, 198129724, 228611220, 241902570, 247662155, 266713090, 297194586, 320055708, 346727017, 400069635, 483805140, 495324310, 533426180, 594389172, 693454034, 742986465, 800139270, 990648620, 1040181051, 1386908068, 1485972930, 1600278540, 1733635085, 2080362102, 2971945860, 3467270170, 4160724204, 5200905255, 6934540340, 10401810510, 20803621020]

約数ペア:

[(1, 20803621020), (2, 10401810510), (3, 6934540340), (4, 5200905255), (5, 4160724204), (6, 3467270170), (7, 2971945860), (10, 2080362102), (12, 1733635085), (13, 1600278540), (14, 1485972930), (15, 1386908068), (20, 1040181051), (21, 990648620), (26, 800139270), (28, 742986465), (30, 693454034), (35, 594389172), (39, 533426180), (42, 495324310), (43, 483805140), (52, 400069635), (60, 346727017), (65, 320055708), (70, 297194586), (78, 266713090), (84, 247662155), (86, 241902570), (91, 228611220), (105, 198129724), (129, 161268380), (130, 160027854), (140, 148597293), (156, 133356545), (172, 120951285), (182, 114305610), (195, 106685236), (210, 99064862), (215, 96761028), (258, 80634190), (260, 80013927), (273, 76203740), (301, 69115020), (364, 57152805), (390, 53342618), (420, 49532431), (430, 48380514), (455, 45722244), (516, 40317095), (546, 38101870), (559, 37215780), (602, 34557510), (645, 32253676), (780, 26671309), (860, 24190257), (903, 23038340), (910, 22861122), (1092, 19050935), (1118, 18607890), (1204, 17278755), (1290, 16126838), (1365, 15240748), (1505, 13823004), (1677, 12405260), (1806, 11519170), (1820, 11430561), (2236, 9303945), (2580, 8063419), (2730, 7620374), (2795, 7443156), (3010, 6911502), (3354, 6202630), (3612, 5759585), (3913, 5316540), (4515, 4607668), (5460, 3810187), (5590, 3721578), (6020, 3455751), (6708, 3101315), (7826, 2658270), (8385, 2481052), (9030, 2303834), (11180, 1860789), (11739, 1772180), (15652, 1329135), (16770, 1240526), (18060, 1151917), (19565, 1063308), (23478, 886090), (33540, 620263), (39130, 531654), (46956, 443045), (58695, 354436), (78260, 265827), (88609, 234780), (117390, 177218)]