640092350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{441443}}^1$

素因数の和:441484

約数の個数: 24

約数和(自身を含む): 1231628760

約数和(自身を除く): 591536410

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 441443, 882886, 2207215, 4414430, 11036075, 12801847, 22072150, 25603694, 64009235, 128018470, 320046175, 640092350]

約数ペア:

[(1, 640092350), (2, 320046175), (5, 128018470), (10, 64009235), (25, 25603694), (29, 22072150), (50, 12801847), (58, 11036075), (145, 4414430), (290, 2207215), (725, 882886), (1450, 441443)]