40655960

素因数分解:

$2^3\times 5^1\times {\mathrm{1016399}}^1$

素因数の和:1016410

約数の個数: 16

約数和(自身を含む): 91476000

約数和(自身を除く): 50820040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1016399, 2032798, 4065596, 5081995, 8131192, 10163990, 20327980, 40655960]

約数ペア:

[(1, 40655960), (2, 20327980), (4, 10163990), (5, 8131192), (8, 5081995), (10, 4065596), (20, 2032798), (40, 1016399)]