31786580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 77024640

約数和(自身を除く): 45238060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2083, 2180, 3052, 3815, 4166, 7630, 8332, 10415, 14581, 15260, 20830, 29162, 41660, 58324, 72905, 145810, 227047, 291620, 454094, 908188, 1135235, 1589329, 2270470, 3178658, 4540940, 6357316, 7946645, 15893290, 31786580]

約数ペア:

[(1, 31786580), (2, 15893290), (4, 7946645), (5, 6357316), (7, 4540940), (10, 3178658), (14, 2270470), (20, 1589329), (28, 1135235), (35, 908188), (70, 454094), (109, 291620), (140, 227047), (218, 145810), (436, 72905), (545, 58324), (763, 41660), (1090, 29162), (1526, 20830), (2083, 15260), (2180, 14581), (3052, 10415), (3815, 8332), (4166, 7630)]