248755240

素因数分解:

$2^3\times 5^1\times {\mathrm{6218881}}^1$

素因数の和:6218892

約数の個数: 16

約数和(自身を含む): 559699380

約数和(自身を除く): 310944140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6218881, 12437762, 24875524, 31094405, 49751048, 62188810, 124377620, 248755240]

約数ペア:

[(1, 248755240), (2, 124377620), (4, 62188810), (5, 49751048), (8, 31094405), (10, 24875524), (20, 12437762), (40, 6218881)]