3278140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2687}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 6999552

約数和(自身を除く): 3721412

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2687, 5374, 10748, 13435, 26870, 53740, 163907, 327814, 655628, 819535, 1639070, 3278140]

約数ペア:

[(1, 3278140), (2, 1639070), (4, 819535), (5, 655628), (10, 327814), (20, 163907), (61, 53740), (122, 26870), (244, 13435), (305, 10748), (610, 5374), (1220, 2687)]