47849740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 105283584

約数和(自身を除く): 57433844

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1087, 1420, 2174, 2201, 4348, 4402, 5435, 8804, 10870, 11005, 21740, 22010, 33697, 44020, 67394, 77177, 134788, 154354, 168485, 308708, 336970, 385885, 673940, 771770, 1543540, 2392487, 4784974, 9569948, 11962435, 23924870, 47849740]

約数ペア:

[(1, 47849740), (2, 23924870), (4, 11962435), (5, 9569948), (10, 4784974), (20, 2392487), (31, 1543540), (62, 771770), (71, 673940), (124, 385885), (142, 336970), (155, 308708), (284, 168485), (310, 154354), (355, 134788), (620, 77177), (710, 67394), (1087, 44020), (1420, 33697), (2174, 22010), (2201, 21740), (4348, 11005), (4402, 10870), (5435, 8804)]