69710140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39163}}^1$

素因数の和:39261

約数の個数: 24

約数和(自身を含む): 148039920

約数和(自身を除く): 78329780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 39163, 78326, 156652, 195815, 391630, 783260, 3485507, 6971014, 13942028, 17427535, 34855070, 69710140]

約数ペア:

[(1, 69710140), (2, 34855070), (4, 17427535), (5, 13942028), (10, 6971014), (20, 3485507), (89, 783260), (178, 391630), (356, 195815), (445, 156652), (890, 78326), (1780, 39163)]