231639340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{282487}}^1$

素因数の和:282537

約数の個数: 24

約数和(自身を含む): 498308832

約数和(自身を除く): 266669492

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 282487, 564974, 1129948, 1412435, 2824870, 5649740, 11581967, 23163934, 46327868, 57909835, 115819670, 231639340]

約数ペア:

[(1, 231639340), (2, 115819670), (4, 57909835), (5, 46327868), (10, 23163934), (20, 11581967), (41, 5649740), (82, 2824870), (164, 1412435), (205, 1129948), (410, 564974), (820, 282487)]