20121309140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59180321}}^1$

素因数の和:59180347

約数の個数: 24

約数和(自身を含む): 44740323432

約数和(自身を除く): 24619014292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59180321, 118360642, 236721284, 295901605, 591803210, 1006065457, 1183606420, 2012130914, 4024261828, 5030327285, 10060654570, 20121309140]

約数ペア:

[(1, 20121309140), (2, 10060654570), (4, 5030327285), (5, 4024261828), (10, 2012130914), (17, 1183606420), (20, 1006065457), (34, 591803210), (68, 295901605), (85, 236721284), (170, 118360642), (340, 59180321)]