57239320

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5441}}^1$

素因数の和:5715

約数の個数: 32

約数和(自身を含む): 129301920

約数和(自身を除く): 72062600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 5441, 10520, 10882, 21764, 27205, 43528, 54410, 108820, 217640, 1430983, 2861966, 5723932, 7154915, 11447864, 14309830, 28619660, 57239320]

約数ペア:

[(1, 57239320), (2, 28619660), (4, 14309830), (5, 11447864), (8, 7154915), (10, 5723932), (20, 2861966), (40, 1430983), (263, 217640), (526, 108820), (1052, 54410), (1315, 43528), (2104, 27205), (2630, 21764), (5260, 10882), (5441, 10520)]