2904004720

素因数分解:

$2^4\times 5^1\times {\mathrm{36300059}}^1$

素因数の和:36300072

約数の個数: 20

約数和(自身を含む): 6751811160

約数和(自身を除く): 3847806440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36300059, 72600118, 145200236, 181500295, 290400472, 363000590, 580800944, 726001180, 1452002360, 2904004720]

約数ペア:

[(1, 2904004720), (2, 1452002360), (4, 726001180), (5, 580800944), (8, 363000590), (10, 290400472), (16, 181500295), (20, 145200236), (40, 72600118), (80, 36300059)]