55351820

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3371}}^1$

素因数の和:4201

約数の個数: 24

約数和(自身を含む): 116414928

約数和(自身を除く): 61063108

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 3371, 4105, 6742, 8210, 13484, 16420, 16855, 33710, 67420, 2767591, 5535182, 11070364, 13837955, 27675910, 55351820]

約数ペア:

[(1, 55351820), (2, 27675910), (4, 13837955), (5, 11070364), (10, 5535182), (20, 2767591), (821, 67420), (1642, 33710), (3284, 16855), (3371, 16420), (4105, 13484), (6742, 8210)]