91869740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2087}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 202051584

約数和(自身を除く): 110181844

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2087, 2201, 4174, 4402, 8348, 8804, 10435, 11005, 20870, 22010, 41740, 44020, 64697, 129394, 148177, 258788, 296354, 323485, 592708, 646970, 740885, 1293940, 1481770, 2963540, 4593487, 9186974, 18373948, 22967435, 45934870, 91869740]

約数ペア:

[(1, 91869740), (2, 45934870), (4, 22967435), (5, 18373948), (10, 9186974), (20, 4593487), (31, 2963540), (62, 1481770), (71, 1293940), (124, 740885), (142, 646970), (155, 592708), (284, 323485), (310, 296354), (355, 258788), (620, 148177), (710, 129394), (1420, 64697), (2087, 44020), (2201, 41740), (4174, 22010), (4402, 20870), (8348, 11005), (8804, 10435)]