179730020

素因数分解:

$2^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{7727}}^1$

素因数の和:8899

約数の個数: 24

約数和(自身を含む): 377806464

約数和(自身を除く): 198076444

約数列:

[1, 2, 4, 5, 10, 20, 1163, 2326, 4652, 5815, 7727, 11630, 15454, 23260, 30908, 38635, 77270, 154540, 8986501, 17973002, 35946004, 44932505, 89865010, 179730020]

約数ペア:

[(1, 179730020), (2, 89865010), (4, 44932505), (5, 35946004), (10, 17973002), (20, 8986501), (1163, 154540), (2326, 77270), (4652, 38635), (5815, 30908), (7727, 23260), (11630, 15454)]