81833620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{371971}}^1$

素因数の和:371991

約数の個数: 24

約数和(自身を含む): 187473888

約数和(自身を除く): 105640268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 371971, 743942, 1487884, 1859855, 3719710, 4091681, 7439420, 8183362, 16366724, 20458405, 40916810, 81833620]

約数ペア:

[(1, 81833620), (2, 40916810), (4, 20458405), (5, 16366724), (10, 8183362), (11, 7439420), (20, 4091681), (22, 3719710), (44, 1859855), (55, 1487884), (110, 743942), (220, 371971)]