8257460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 10491340

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 619, 667, 1238, 1334, 2476, 2668, 3095, 3335, 6190, 6670, 12380, 13340, 14237, 17951, 28474, 35902, 56948, 71185, 71804, 89755, 142370, 179510, 284740, 359020, 412873, 825746, 1651492, 2064365, 4128730, 8257460]

約数ペア:

[(1, 8257460), (2, 4128730), (4, 2064365), (5, 1651492), (10, 825746), (20, 412873), (23, 359020), (29, 284740), (46, 179510), (58, 142370), (92, 89755), (115, 71804), (116, 71185), (145, 56948), (230, 35902), (290, 28474), (460, 17951), (580, 14237), (619, 13340), (667, 12380), (1238, 6670), (1334, 6190), (2476, 3335), (2668, 3095)]