70400440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{160001}}^1$

素因数の和:160023

約数の個数: 32

約数和(自身を含む): 172802160

約数和(自身を除く): 102401720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 160001, 320002, 640004, 800005, 1280008, 1600010, 1760011, 3200020, 3520022, 6400040, 7040044, 8800055, 14080088, 17600110, 35200220, 70400440]

約数ペア:

[(1, 70400440), (2, 35200220), (4, 17600110), (5, 14080088), (8, 8800055), (10, 7040044), (11, 6400040), (20, 3520022), (22, 3200020), (40, 1760011), (44, 1600010), (55, 1280008), (88, 800005), (110, 640004), (220, 320002), (440, 160001)]