20084720

素因数分解:

$2^4\times 5^1\times {\mathrm{251059}}^1$

素因数の和:251072

約数の個数: 20

約数和(自身を含む): 46697160

約数和(自身を除く): 26612440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251059, 502118, 1004236, 1255295, 2008472, 2510590, 4016944, 5021180, 10042360, 20084720]

約数ペア:

[(1, 20084720), (2, 10042360), (4, 5021180), (5, 4016944), (8, 2510590), (10, 2008472), (16, 1255295), (20, 1004236), (40, 502118), (80, 251059)]