20360050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1409}}^1$

素因数の和:1455

約数の個数: 36

約数和(自身を含む): 40256910

約数和(自身を除く): 19896860

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 289, 425, 578, 850, 1409, 1445, 2818, 2890, 7045, 7225, 14090, 14450, 23953, 35225, 47906, 70450, 119765, 239530, 407201, 598825, 814402, 1197650, 2036005, 4072010, 10180025, 20360050]

約数ペア:

[(1, 20360050), (2, 10180025), (5, 4072010), (10, 2036005), (17, 1197650), (25, 814402), (34, 598825), (50, 407201), (85, 239530), (170, 119765), (289, 70450), (425, 47906), (578, 35225), (850, 23953), (1409, 14450), (1445, 14090), (2818, 7225), (2890, 7045)]