20145870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223843}}^1$

素因数の和:223856

約数の個数: 24

約数和(自身を含む): 52379496

約数和(自身を除く): 32233626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223843, 447686, 671529, 1119215, 1343058, 2014587, 2238430, 3357645, 4029174, 6715290, 10072935, 20145870]

約数ペア:

[(1, 20145870), (2, 10072935), (3, 6715290), (5, 4029174), (6, 3357645), (9, 2238430), (10, 2014587), (15, 1343058), (18, 1119215), (30, 671529), (45, 447686), (90, 223843)]