640100204

素因数分解:

$2^2\times {\mathrm{59}}^2\times {\mathrm{45971}}^1$

素因数の和:46093

約数の個数: 18

約数和(自身を含む): 1139507964

約数和(自身を除く): 499407760

約数列:

[1, 2, 4, 59, 118, 236, 3481, 6962, 13924, 45971, 91942, 183884, 2712289, 5424578, 10849156, 160025051, 320050102, 640100204]

約数ペア:

[(1, 640100204), (2, 320050102), (4, 160025051), (59, 10849156), (118, 5424578), (236, 2712289), (3481, 183884), (6962, 91942), (13924, 45971)]