133040680

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{3881}}^1$

素因数の和:4749

約数の個数: 32

約数和(自身を含む): 299768040

約数和(自身を除く): 166727360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 3428, 3881, 4285, 6856, 7762, 8570, 15524, 17140, 19405, 31048, 34280, 38810, 77620, 155240, 3326017, 6652034, 13304068, 16630085, 26608136, 33260170, 66520340, 133040680]

約数ペア:

[(1, 133040680), (2, 66520340), (4, 33260170), (5, 26608136), (8, 16630085), (10, 13304068), (20, 6652034), (40, 3326017), (857, 155240), (1714, 77620), (3428, 38810), (3881, 34280), (4285, 31048), (6856, 19405), (7762, 17140), (8570, 15524)]