2540806

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:719

約数の個数: 16

約数和(自身を含む): 4004640

約数和(自身を除く): 1463834

約数列:

[1, 2, 29, 58, 71, 142, 617, 1234, 2059, 4118, 17893, 35786, 43807, 87614, 1270403, 2540806]

約数ペア:

[(1, 2540806), (2, 1270403), (29, 87614), (58, 43807), (71, 35786), (142, 17893), (617, 4118), (1234, 2059)]