149555240

素因数分解:

$2^3\times 5^1\times {\mathrm{3738881}}^1$

素因数の和:3738892

約数の個数: 16

約数和(自身を含む): 336499380

約数和(自身を除く): 186944140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3738881, 7477762, 14955524, 18694405, 29911048, 37388810, 74777620, 149555240]

約数ペア:

[(1, 149555240), (2, 74777620), (4, 37388810), (5, 29911048), (8, 18694405), (10, 14955524), (20, 7477762), (40, 3738881)]