10909990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 25482240

約数和(自身を除く): 14572250

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 631, 665, 910, 1235, 1262, 1330, 1729, 2470, 3155, 3458, 4417, 6310, 8203, 8645, 8834, 11989, 16406, 17290, 22085, 23978, 41015, 44170, 57421, 59945, 82030, 83923, 114842, 119890, 155857, 167846, 287105, 311714, 419615, 574210, 779285, 839230, 1090999, 1558570, 2181998, 5454995, 10909990]

約数ペア:

[(1, 10909990), (2, 5454995), (5, 2181998), (7, 1558570), (10, 1090999), (13, 839230), (14, 779285), (19, 574210), (26, 419615), (35, 311714), (38, 287105), (65, 167846), (70, 155857), (91, 119890), (95, 114842), (130, 83923), (133, 82030), (182, 59945), (190, 57421), (247, 44170), (266, 41015), (455, 23978), (494, 22085), (631, 17290), (665, 16406), (910, 11989), (1235, 8834), (1262, 8645), (1330, 8203), (1729, 6310), (2470, 4417), (3155, 3458)]