28570720

素因数分解:

$2^5\times 5^1\times {\mathrm{178567}}^1$

素因数の和:178582

約数の個数: 24

約数和(自身を含む): 67498704

約数和(自身を除く): 38927984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 178567, 357134, 714268, 892835, 1428536, 1785670, 2857072, 3571340, 5714144, 7142680, 14285360, 28570720]

約数ペア:

[(1, 28570720), (2, 14285360), (4, 7142680), (5, 5714144), (8, 3571340), (10, 2857072), (16, 1785670), (20, 1428536), (32, 892835), (40, 714268), (80, 357134), (160, 178567)]