87996260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{399983}}^1$

素因数の和:400003

約数の個数: 24

約数和(自身を含む): 201591936

約数和(自身を除く): 113595676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 399983, 799966, 1599932, 1999915, 3999830, 4399813, 7999660, 8799626, 17599252, 21999065, 43998130, 87996260]

約数ペア:

[(1, 87996260), (2, 43998130), (4, 21999065), (5, 17599252), (10, 8799626), (11, 7999660), (20, 4399813), (22, 3999830), (44, 1999915), (55, 1599932), (110, 799966), (220, 399983)]