28283710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31081}}^1$

素因数の和:31108

約数の個数: 32

約数和(自身を含む): 62661312

約数和(自身を除く): 34377602

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31081, 62162, 155405, 217567, 310810, 404053, 435134, 808106, 1087835, 2020265, 2175670, 2828371, 4040530, 5656742, 14141855, 28283710]

約数ペア:

[(1, 28283710), (2, 14141855), (5, 5656742), (7, 4040530), (10, 2828371), (13, 2175670), (14, 2020265), (26, 1087835), (35, 808106), (65, 435134), (70, 404053), (91, 310810), (130, 217567), (182, 155405), (455, 62162), (910, 31081)]