99381020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{261529}}^1$

素因数の和:261557

約数の個数: 24

約数和(自身を含む): 219685200

約数和(自身を除く): 120304180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 261529, 523058, 1046116, 1307645, 2615290, 4969051, 5230580, 9938102, 19876204, 24845255, 49690510, 99381020]

約数ペア:

[(1, 99381020), (2, 49690510), (4, 24845255), (5, 19876204), (10, 9938102), (19, 5230580), (20, 4969051), (38, 2615290), (76, 1307645), (95, 1046116), (190, 523058), (380, 261529)]