11578940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{8641}}^1$

素因数の和:8717

約数の個数: 24

約数和(自身を含む): 24681552

約数和(自身を除く): 13102612

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 8641, 17282, 34564, 43205, 86410, 172820, 578947, 1157894, 2315788, 2894735, 5789470, 11578940]

約数ペア:

[(1, 11578940), (2, 5789470), (4, 2894735), (5, 2315788), (10, 1157894), (20, 578947), (67, 172820), (134, 86410), (268, 43205), (335, 34564), (670, 17282), (1340, 8641)]