159387620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1138483}}^1$

素因数の和:1138499

約数の個数: 24

約数和(自身を含む): 382530624

約数和(自身を除く): 223143004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1138483, 2276966, 4553932, 5692415, 7969381, 11384830, 15938762, 22769660, 31877524, 39846905, 79693810, 159387620]

約数ペア:

[(1, 159387620), (2, 79693810), (4, 39846905), (5, 31877524), (7, 22769660), (10, 15938762), (14, 11384830), (20, 7969381), (28, 5692415), (35, 4553932), (70, 2276966), (140, 1138483)]