264439480

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{10477}}^1$

素因数の和:11119

約数の個数: 32

約数和(自身を含む): 595988640

約数和(自身を除く): 331549160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 10477, 12620, 20954, 25240, 41908, 52385, 83816, 104770, 209540, 419080, 6610987, 13221974, 26443948, 33054935, 52887896, 66109870, 132219740, 264439480]

約数ペア:

[(1, 264439480), (2, 132219740), (4, 66109870), (5, 52887896), (8, 33054935), (10, 26443948), (20, 13221974), (40, 6610987), (631, 419080), (1262, 209540), (2524, 104770), (3155, 83816), (5048, 52385), (6310, 41908), (10477, 25240), (12620, 20954)]