10987780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1901}}^1$

素因数の和:1944

約数の個数: 36

約数和(自身を含む): 24524388

約数和(自身を除く): 13536608

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 1901, 2890, 3802, 5780, 7604, 9505, 19010, 32317, 38020, 64634, 129268, 161585, 323170, 549389, 646340, 1098778, 2197556, 2746945, 5493890, 10987780]

約数ペア:

[(1, 10987780), (2, 5493890), (4, 2746945), (5, 2197556), (10, 1098778), (17, 646340), (20, 549389), (34, 323170), (68, 161585), (85, 129268), (170, 64634), (289, 38020), (340, 32317), (578, 19010), (1156, 9505), (1445, 7604), (1901, 5780), (2890, 3802)]