90182180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9533}}^1$

素因数の和:9596

約数の個数: 48

約数和(自身を含む): 211425984

約数和(自身を除く): 121243804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 9533, 19066, 38132, 47665, 95330, 104863, 190660, 209726, 409919, 419452, 524315, 819838, 1048630, 1639676, 2049595, 2097260, 4099190, 4509109, 8198380, 9018218, 18036436, 22545545, 45091090, 90182180]

約数ペア:

[(1, 90182180), (2, 45091090), (4, 22545545), (5, 18036436), (10, 9018218), (11, 8198380), (20, 4509109), (22, 4099190), (43, 2097260), (44, 2049595), (55, 1639676), (86, 1048630), (110, 819838), (172, 524315), (215, 419452), (220, 409919), (430, 209726), (473, 190660), (860, 104863), (946, 95330), (1892, 47665), (2365, 38132), (4730, 19066), (9460, 9533)]