31453420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{677}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 69709248

約数和(自身を除く): 38255828

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 101, 115, 202, 230, 404, 460, 505, 677, 1010, 1354, 2020, 2323, 2708, 3385, 4646, 6770, 9292, 11615, 13540, 15571, 23230, 31142, 46460, 62284, 68377, 77855, 136754, 155710, 273508, 311420, 341885, 683770, 1367540, 1572671, 3145342, 6290684, 7863355, 15726710, 31453420]

約数ペア:

[(1, 31453420), (2, 15726710), (4, 7863355), (5, 6290684), (10, 3145342), (20, 1572671), (23, 1367540), (46, 683770), (92, 341885), (101, 311420), (115, 273508), (202, 155710), (230, 136754), (404, 77855), (460, 68377), (505, 62284), (677, 46460), (1010, 31142), (1354, 23230), (2020, 15571), (2323, 13540), (2708, 11615), (3385, 9292), (4646, 6770)]