51572120

素因数分解:

$2^3\times 5^1\times {\mathrm{1289303}}^1$

素因数の和:1289314

約数の個数: 16

約数和(自身を含む): 116037360

約数和(自身を除く): 64465240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1289303, 2578606, 5157212, 6446515, 10314424, 12893030, 25786060, 51572120]

約数ペア:

[(1, 51572120), (2, 25786060), (4, 12893030), (5, 10314424), (8, 6446515), (10, 5157212), (20, 2578606), (40, 1289303)]