17954080

素因数分解:

$2^5\times 5^1\times {\mathrm{112213}}^1$

素因数の和:112228

約数の個数: 24

約数和(自身を含む): 42416892

約数和(自身を除く): 24462812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 112213, 224426, 448852, 561065, 897704, 1122130, 1795408, 2244260, 3590816, 4488520, 8977040, 17954080]

約数ペア:

[(1, 17954080), (2, 8977040), (4, 4488520), (5, 3590816), (8, 2244260), (10, 1795408), (16, 1122130), (20, 897704), (32, 561065), (40, 448852), (80, 224426), (160, 112213)]