222760880

素因数分解:

$2^4\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{2137}}^1$

素因数の和:3453

約数の個数: 40

約数和(自身を含む): 518559072

約数和(自身を除く): 295798192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1303, 2137, 2606, 4274, 5212, 6515, 8548, 10424, 10685, 13030, 17096, 20848, 21370, 26060, 34192, 42740, 52120, 85480, 104240, 170960, 2784511, 5569022, 11138044, 13922555, 22276088, 27845110, 44552176, 55690220, 111380440, 222760880]

約数ペア:

[(1, 222760880), (2, 111380440), (4, 55690220), (5, 44552176), (8, 27845110), (10, 22276088), (16, 13922555), (20, 11138044), (40, 5569022), (80, 2784511), (1303, 170960), (2137, 104240), (2606, 85480), (4274, 52120), (5212, 42740), (6515, 34192), (8548, 26060), (10424, 21370), (10685, 20848), (13030, 17096)]