2040694340

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{123979}}^1$

素因数の和:124811

約数の個数: 24

約数和(自身を含む): 4290699840

約数和(自身を除く): 2250005500

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 16460, 123979, 247958, 495916, 619895, 1239790, 2479580, 102034717, 204069434, 408138868, 510173585, 1020347170, 2040694340]

約数ペア:

[(1, 2040694340), (2, 1020347170), (4, 510173585), (5, 408138868), (10, 204069434), (20, 102034717), (823, 2479580), (1646, 1239790), (3292, 619895), (4115, 495916), (8230, 247958), (16460, 123979)]