57054320

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1249}}^1$

素因数の和:1833

約数の個数: 40

約数和(自身を含む): 132990000

約数和(自身を除く): 75935680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 1249, 2284, 2498, 2855, 4568, 4996, 5710, 6245, 9136, 9992, 11420, 12490, 19984, 22840, 24980, 45680, 49960, 99920, 713179, 1426358, 2852716, 3565895, 5705432, 7131790, 11410864, 14263580, 28527160, 57054320]

約数ペア:

[(1, 57054320), (2, 28527160), (4, 14263580), (5, 11410864), (8, 7131790), (10, 5705432), (16, 3565895), (20, 2852716), (40, 1426358), (80, 713179), (571, 99920), (1142, 49960), (1249, 45680), (2284, 24980), (2498, 22840), (2855, 19984), (4568, 12490), (4996, 11420), (5710, 9992), (6245, 9136)]