11855020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19121}}^1$

素因数の和:19161

約数の個数: 24

約数和(自身を含む): 25699968

約数和(自身を除く): 13844948

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 19121, 38242, 76484, 95605, 191210, 382420, 592751, 1185502, 2371004, 2963755, 5927510, 11855020]

約数ペア:

[(1, 11855020), (2, 5927510), (4, 2963755), (5, 2371004), (10, 1185502), (20, 592751), (31, 382420), (62, 191210), (124, 95605), (155, 76484), (310, 38242), (620, 19121)]