313632140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{681809}}^1$

素因数の和:681841

約数の個数: 24

約数和(自身を含む): 687264480

約数和(自身を除く): 373632340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 681809, 1363618, 2727236, 3409045, 6818090, 13636180, 15681607, 31363214, 62726428, 78408035, 156816070, 313632140]

約数ペア:

[(1, 313632140), (2, 156816070), (4, 78408035), (5, 62726428), (10, 31363214), (20, 15681607), (23, 13636180), (46, 6818090), (92, 3409045), (115, 2727236), (230, 1363618), (460, 681809)]