142649620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{47869}}^1$

素因数の和:48027

約数の個数: 24

約数和(自身を含む): 301581000

約数和(自身を除く): 158931380

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 47869, 95738, 191476, 239345, 478690, 957380, 7132481, 14264962, 28529924, 35662405, 71324810, 142649620]

約数ペア:

[(1, 142649620), (2, 71324810), (4, 35662405), (5, 28529924), (10, 14264962), (20, 7132481), (149, 957380), (298, 478690), (596, 239345), (745, 191476), (1490, 95738), (2980, 47869)]