45239780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31859}}^1$

素因数の和:31939

約数の個数: 24

約数和(自身を含む): 96344640

約数和(自身を除く): 51104860

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 31859, 63718, 127436, 159295, 318590, 637180, 2261989, 4523978, 9047956, 11309945, 22619890, 45239780]

約数ペア:

[(1, 45239780), (2, 22619890), (4, 11309945), (5, 9047956), (10, 4523978), (20, 2261989), (71, 637180), (142, 318590), (284, 159295), (355, 127436), (710, 63718), (1420, 31859)]