13405740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223429}}^1$

素因数の和:223441

約数の個数: 24

約数和(自身を含む): 37536240

約数和(自身を除く): 24130500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223429, 446858, 670287, 893716, 1117145, 1340574, 2234290, 2681148, 3351435, 4468580, 6702870, 13405740]

約数ペア:

[(1, 13405740), (2, 6702870), (3, 4468580), (4, 3351435), (5, 2681148), (6, 2234290), (10, 1340574), (12, 1117145), (15, 893716), (20, 670287), (30, 446858), (60, 223429)]