40535180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2083}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 98031360

約数和(自身を除く): 57496180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2083, 2780, 3892, 4166, 4865, 8332, 9730, 10415, 14581, 19460, 20830, 29162, 41660, 58324, 72905, 145810, 289537, 291620, 579074, 1158148, 1447685, 2026759, 2895370, 4053518, 5790740, 8107036, 10133795, 20267590, 40535180]

約数ペア:

[(1, 40535180), (2, 20267590), (4, 10133795), (5, 8107036), (7, 5790740), (10, 4053518), (14, 2895370), (20, 2026759), (28, 1447685), (35, 1158148), (70, 579074), (139, 291620), (140, 289537), (278, 145810), (556, 72905), (695, 58324), (973, 41660), (1390, 29162), (1946, 20830), (2083, 19460), (2780, 14581), (3892, 10415), (4166, 9730), (4865, 8332)]