23347640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8221}}^1$

素因数の和:8303

約数の個数: 32

約数和(自身を含む): 53278560

約数和(自身を除く): 29930920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 8221, 16442, 32884, 41105, 65768, 82210, 164420, 328840, 583691, 1167382, 2334764, 2918455, 4669528, 5836910, 11673820, 23347640]

約数ペア:

[(1, 23347640), (2, 11673820), (4, 5836910), (5, 4669528), (8, 2918455), (10, 2334764), (20, 1167382), (40, 583691), (71, 328840), (142, 164420), (284, 82210), (355, 65768), (568, 41105), (710, 32884), (1420, 16442), (2840, 8221)]