2469804940

素因数分解:

$2^2\times 5^1\times {\mathrm{123490247}}^1$

素因数の和:123490256

約数の個数: 12

約数和(自身を含む): 5186590416

約数和(自身を除く): 2716785476

約数列:

[1, 2, 4, 5, 10, 20, 123490247, 246980494, 493960988, 617451235, 1234902470, 2469804940]

約数ペア:

[(1, 2469804940), (2, 1234902470), (4, 617451235), (5, 493960988), (10, 246980494), (20, 123490247)]