669292120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2390329}}^1$

素因数の和:2390347

約数の個数: 32

約数和(自身を含む): 1721037600

約数和(自身を除く): 1051745480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2390329, 4780658, 9561316, 11951645, 16732303, 19122632, 23903290, 33464606, 47806580, 66929212, 83661515, 95613160, 133858424, 167323030, 334646060, 669292120]

約数ペア:

[(1, 669292120), (2, 334646060), (4, 167323030), (5, 133858424), (7, 95613160), (8, 83661515), (10, 66929212), (14, 47806580), (20, 33464606), (28, 23903290), (35, 19122632), (40, 16732303), (56, 11951645), (70, 9561316), (140, 4780658), (280, 2390329)]