185538140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197381}}^1$

素因数の和:197437

約数の個数: 24

約数和(自身を含む): 397922112

約数和(自身を除く): 212383972

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 197381, 394762, 789524, 986905, 1973810, 3947620, 9276907, 18553814, 37107628, 46384535, 92769070, 185538140]

約数ペア:

[(1, 185538140), (2, 92769070), (4, 46384535), (5, 37107628), (10, 18553814), (20, 9276907), (47, 3947620), (94, 1973810), (188, 986905), (235, 789524), (470, 394762), (940, 197381)]