202020620

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{9043}}^1$

素因数の和:10169

約数の個数: 24

約数和(自身を含む): 424670064

約数和(自身を除く): 222649444

約数列:

[1, 2, 4, 5, 10, 20, 1117, 2234, 4468, 5585, 9043, 11170, 18086, 22340, 36172, 45215, 90430, 180860, 10101031, 20202062, 40404124, 50505155, 101010310, 202020620]

約数ペア:

[(1, 202020620), (2, 101010310), (4, 50505155), (5, 40404124), (10, 20202062), (20, 10101031), (1117, 180860), (2234, 90430), (4468, 45215), (5585, 36172), (9043, 22340), (11170, 18086)]