30345820

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1489}}^1$

素因数の和:2517

約数の個数: 24

約数和(自身を含む): 63831600

約数和(自身を除く): 33485780

約数列:

[1, 2, 4, 5, 10, 20, 1019, 1489, 2038, 2978, 4076, 5095, 5956, 7445, 10190, 14890, 20380, 29780, 1517291, 3034582, 6069164, 7586455, 15172910, 30345820]

約数ペア:

[(1, 30345820), (2, 15172910), (4, 7586455), (5, 6069164), (10, 3034582), (20, 1517291), (1019, 29780), (1489, 20380), (2038, 14890), (2978, 10190), (4076, 7445), (5095, 5956)]