28826710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3691}}^1$

素因数の和:3780

約数の個数: 32

約数和(自身を含む): 57417984

約数和(自身を除く): 28591274

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3691, 3905, 7382, 7810, 18455, 36910, 40601, 81202, 203005, 262061, 406010, 524122, 1310305, 2620610, 2882671, 5765342, 14413355, 28826710]

約数ペア:

[(1, 28826710), (2, 14413355), (5, 5765342), (10, 2882671), (11, 2620610), (22, 1310305), (55, 524122), (71, 406010), (110, 262061), (142, 203005), (355, 81202), (710, 40601), (781, 36910), (1562, 18455), (3691, 7810), (3905, 7382)]