2108556820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1444217}}^1$

素因数の和:1444299

約数の個数: 24

約数和(自身を含む): 4488629544

約数和(自身を除く): 2380072724

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 1444217, 2888434, 5776868, 7221085, 14442170, 28884340, 105427841, 210855682, 421711364, 527139205, 1054278410, 2108556820]

約数ペア:

[(1, 2108556820), (2, 1054278410), (4, 527139205), (5, 421711364), (10, 210855682), (20, 105427841), (73, 28884340), (146, 14442170), (292, 7221085), (365, 5776868), (730, 2888434), (1460, 1444217)]