16974195440

素因数分解:

$2^4\times 5^1\times {\mathrm{212177443}}^1$

素因数の和:212177456

約数の個数: 20

約数和(自身を含む): 39465004584

約数和(自身を除く): 22490809144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 212177443, 424354886, 848709772, 1060887215, 1697419544, 2121774430, 3394839088, 4243548860, 8487097720, 16974195440]

約数ペア:

[(1, 16974195440), (2, 8487097720), (4, 4243548860), (5, 3394839088), (8, 2121774430), (10, 1697419544), (16, 1060887215), (20, 848709772), (40, 424354886), (80, 212177443)]