338304020

素因数分解:

$2^2\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{11887}}^1$

素因数の和:13319

約数の個数: 24

約数和(自身を含む): 710997504

約数和(自身を除く): 372693484

約数列:

[1, 2, 4, 5, 10, 20, 1423, 2846, 5692, 7115, 11887, 14230, 23774, 28460, 47548, 59435, 118870, 237740, 16915201, 33830402, 67660804, 84576005, 169152010, 338304020]

約数ペア:

[(1, 338304020), (2, 169152010), (4, 84576005), (5, 67660804), (10, 33830402), (20, 16915201), (1423, 237740), (2846, 118870), (5692, 59435), (7115, 47548), (11887, 28460), (14230, 23774)]