57142720

素因数分解:

$2^6\times 5^1\times {\mathrm{178571}}^1$

素因数の和:178588

約数の個数: 28

約数和(自身を含む): 136071864

約数和(自身を除く): 78929144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 178571, 357142, 714284, 892855, 1428568, 1785710, 2857136, 3571420, 5714272, 7142840, 11428544, 14285680, 28571360, 57142720]

約数ペア:

[(1, 57142720), (2, 28571360), (4, 14285680), (5, 11428544), (8, 7142840), (10, 5714272), (16, 3571420), (20, 2857136), (32, 1785710), (40, 1428568), (64, 892855), (80, 714284), (160, 357142), (320, 178571)]