2247690380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8644963}}^1$

素因数の和:8644985

約数の個数: 24

約数和(自身を含む): 5083238832

約数和(自身を除く): 2835548452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8644963, 17289926, 34579852, 43224815, 86449630, 112384519, 172899260, 224769038, 449538076, 561922595, 1123845190, 2247690380]

約数ペア:

[(1, 2247690380), (2, 1123845190), (4, 561922595), (5, 449538076), (10, 224769038), (13, 172899260), (20, 112384519), (26, 86449630), (52, 43224815), (65, 34579852), (130, 17289926), (260, 8644963)]