165340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1181}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 397152

約数和(自身を除く): 231812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1181, 2362, 4724, 5905, 8267, 11810, 16534, 23620, 33068, 41335, 82670, 165340]

約数ペア:

[(1, 165340), (2, 82670), (4, 41335), (5, 33068), (7, 23620), (10, 16534), (14, 11810), (20, 8267), (28, 5905), (35, 4724), (70, 2362), (140, 1181)]