39685040

素因数分解:

$2^4\times 5^1\times {\mathrm{496063}}^1$

素因数の和:496076

約数の個数: 20

約数和(自身を含む): 92267904

約数和(自身を除く): 52582864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 496063, 992126, 1984252, 2480315, 3968504, 4960630, 7937008, 9921260, 19842520, 39685040]

約数ペア:

[(1, 39685040), (2, 19842520), (4, 9921260), (5, 7937008), (8, 4960630), (10, 3968504), (16, 2480315), (20, 1984252), (40, 992126), (80, 496063)]