56127640

素因数分解:

$2^3\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1361}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 126502560

約数和(自身を除く): 70374920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1031, 1361, 2062, 2722, 4124, 5155, 5444, 6805, 8248, 10310, 10888, 13610, 20620, 27220, 41240, 54440, 1403191, 2806382, 5612764, 7015955, 11225528, 14031910, 28063820, 56127640]

約数ペア:

[(1, 56127640), (2, 28063820), (4, 14031910), (5, 11225528), (8, 7015955), (10, 5612764), (20, 2806382), (40, 1403191), (1031, 54440), (1361, 41240), (2062, 27220), (2722, 20620), (4124, 13610), (5155, 10888), (5444, 10310), (6805, 8248)]