61988540

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{11437}}^1$

素因数の和:11717

約数の個数: 24

約数和(自身を含む): 130667712

約数和(自身を除く): 68679172

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 11437, 22874, 45748, 57185, 114370, 228740, 3099427, 6198854, 12397708, 15497135, 30994270, 61988540]

約数ペア:

[(1, 61988540), (2, 30994270), (4, 15497135), (5, 12397708), (10, 6198854), (20, 3099427), (271, 228740), (542, 114370), (1084, 57185), (1355, 45748), (2710, 22874), (5420, 11437)]