15674161640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{23687}}^1$

素因数の和:24002

約数の個数: 64

約数和(自身を含む): 35918588160

約数和(自身を除く): 20244426520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 233, 284, 355, 466, 568, 710, 932, 1165, 1420, 1864, 2330, 2840, 4660, 9320, 16543, 23687, 33086, 47374, 66172, 82715, 94748, 118435, 132344, 165430, 189496, 236870, 330860, 473740, 661720, 947480, 1681777, 3363554, 5519071, 6727108, 8408885, 11038142, 13454216, 16817770, 22076284, 27595355, 33635540, 44152568, 55190710, 67271080, 110381420, 220762840, 391854041, 783708082, 1567416164, 1959270205, 3134832328, 3918540410, 7837080820, 15674161640]

約数ペア:

[(1, 15674161640), (2, 7837080820), (4, 3918540410), (5, 3134832328), (8, 1959270205), (10, 1567416164), (20, 783708082), (40, 391854041), (71, 220762840), (142, 110381420), (233, 67271080), (284, 55190710), (355, 44152568), (466, 33635540), (568, 27595355), (710, 22076284), (932, 16817770), (1165, 13454216), (1420, 11038142), (1864, 8408885), (2330, 6727108), (2840, 5519071), (4660, 3363554), (9320, 1681777), (16543, 947480), (23687, 661720), (33086, 473740), (47374, 330860), (66172, 236870), (82715, 189496), (94748, 165430), (118435, 132344)]