2912196440

素因数分解:

$2^3\times 5^1\times {\mathrm{72804911}}^1$

素因数の和:72804922

約数の個数: 16

約数和(自身を含む): 6552442080

約数和(自身を除く): 3640245640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72804911, 145609822, 291219644, 364024555, 582439288, 728049110, 1456098220, 2912196440]

約数ペア:

[(1, 2912196440), (2, 1456098220), (4, 728049110), (5, 582439288), (8, 364024555), (10, 291219644), (20, 145609822), (40, 72804911)]