1235240

素因数分解:

$2^3\times 5^1\times {\mathrm{30881}}^1$

素因数の和:30892

約数の個数: 16

約数和(自身を含む): 2779380

約数和(自身を除く): 1544140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30881, 61762, 123524, 154405, 247048, 308810, 617620, 1235240]

約数ペア:

[(1, 1235240), (2, 617620), (4, 308810), (5, 247048), (8, 154405), (10, 123524), (20, 61762), (40, 30881)]