1330477640

素因数分解:

$2^3\times 5^1\times {\mathrm{33261941}}^1$

素因数の和:33261952

約数の個数: 16

約数和(自身を含む): 2993574780

約数和(自身を除く): 1663097140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33261941, 66523882, 133047764, 166309705, 266095528, 332619410, 665238820, 1330477640]

約数ペア:

[(1, 1330477640), (2, 665238820), (4, 332619410), (5, 266095528), (8, 166309705), (10, 133047764), (20, 66523882), (40, 33261941)]