140180560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{134789}}^1$

素因数の和:134815

約数の個数: 40

約数和(自身を含む): 350993160

約数和(自身を除く): 210812600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 134789, 269578, 539156, 673945, 1078312, 1347890, 1752257, 2156624, 2695780, 3504514, 5391560, 7009028, 8761285, 10783120, 14018056, 17522570, 28036112, 35045140, 70090280, 140180560]

約数ペア:

[(1, 140180560), (2, 70090280), (4, 35045140), (5, 28036112), (8, 17522570), (10, 14018056), (13, 10783120), (16, 8761285), (20, 7009028), (26, 5391560), (40, 3504514), (52, 2695780), (65, 2156624), (80, 1752257), (104, 1347890), (130, 1078312), (208, 673945), (260, 539156), (520, 269578), (1040, 134789)]