54198740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{34303}}^1$

素因数の和:34391

約数の個数: 24

約数和(自身を含む): 115261440

約数和(自身を除く): 61062700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 34303, 68606, 137212, 171515, 343030, 686060, 2709937, 5419874, 10839748, 13549685, 27099370, 54198740]

約数ペア:

[(1, 54198740), (2, 27099370), (4, 13549685), (5, 10839748), (10, 5419874), (20, 2709937), (79, 686060), (158, 343030), (316, 171515), (395, 137212), (790, 68606), (1580, 34303)]