4028219980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6497129}}^1$

素因数の和:6497169

約数の個数: 24

約数和(自身を含む): 8732142720

約数和(自身を除く): 4703922740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 6497129, 12994258, 25988516, 32485645, 64971290, 129942580, 201410999, 402821998, 805643996, 1007054995, 2014109990, 4028219980]

約数ペア:

[(1, 4028219980), (2, 2014109990), (4, 1007054995), (5, 805643996), (10, 402821998), (20, 201410999), (31, 129942580), (62, 64971290), (124, 32485645), (155, 25988516), (310, 12994258), (620, 6497129)]