31410680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{112181}}^1$

素因数の和:112199

約数の個数: 32

約数和(自身を含む): 80771040

約数和(自身を除く): 49360360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 112181, 224362, 448724, 560905, 785267, 897448, 1121810, 1570534, 2243620, 3141068, 3926335, 4487240, 6282136, 7852670, 15705340, 31410680]

約数ペア:

[(1, 31410680), (2, 15705340), (4, 7852670), (5, 6282136), (7, 4487240), (8, 3926335), (10, 3141068), (14, 2243620), (20, 1570534), (28, 1121810), (35, 897448), (40, 785267), (56, 560905), (70, 448724), (140, 224362), (280, 112181)]