157036720

素因数分解:

$2^4\times 5^1\times {\mathrm{1962959}}^1$

素因数の和:1962972

約数の個数: 20

約数和(自身を含む): 365110560

約数和(自身を除く): 208073840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962959, 3925918, 7851836, 9814795, 15703672, 19629590, 31407344, 39259180, 78518360, 157036720]

約数ペア:

[(1, 157036720), (2, 78518360), (4, 39259180), (5, 31407344), (8, 19629590), (10, 15703672), (16, 9814795), (20, 7851836), (40, 3925918), (80, 1962959)]