45427220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31991}}^1$

素因数の和:32071

約数の個数: 24

約数和(自身を含む): 96743808

約数和(自身を除く): 51316588

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 31991, 63982, 127964, 159955, 319910, 639820, 2271361, 4542722, 9085444, 11356805, 22713610, 45427220]

約数ペア:

[(1, 45427220), (2, 22713610), (4, 11356805), (5, 9085444), (10, 4542722), (20, 2271361), (71, 639820), (142, 319910), (284, 159955), (355, 127964), (710, 63982), (1420, 31991)]