20065740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{334429}}^1$

素因数の和:334441

約数の個数: 24

約数和(自身を含む): 56184240

約数和(自身を除く): 36118500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 334429, 668858, 1003287, 1337716, 1672145, 2006574, 3344290, 4013148, 5016435, 6688580, 10032870, 20065740]

約数ペア:

[(1, 20065740), (2, 10032870), (3, 6688580), (4, 5016435), (5, 4013148), (6, 3344290), (10, 2006574), (12, 1672145), (15, 1337716), (20, 1003287), (30, 668858), (60, 334429)]