654052390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{202493}}^1$

素因数の和:202536

約数の個数: 32

約数和(自身を含む): 1312161120

約数和(自身を除く): 658108730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 202493, 404986, 1012465, 2024930, 3442381, 3847367, 6884762, 7694734, 17211905, 19236835, 34423810, 38473670, 65405239, 130810478, 327026195, 654052390]

約数ペア:

[(1, 654052390), (2, 327026195), (5, 130810478), (10, 65405239), (17, 38473670), (19, 34423810), (34, 19236835), (38, 17211905), (85, 7694734), (95, 6884762), (170, 3847367), (190, 3442381), (323, 2024930), (646, 1012465), (1615, 404986), (3230, 202493)]