4219540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16229}}^1$

素因数の和:16251

約数の個数: 24

約数和(自身を含む): 9543240

約数和(自身を除く): 5323700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16229, 32458, 64916, 81145, 162290, 210977, 324580, 421954, 843908, 1054885, 2109770, 4219540]

約数ペア:

[(1, 4219540), (2, 2109770), (4, 1054885), (5, 843908), (10, 421954), (13, 324580), (20, 210977), (26, 162290), (52, 81145), (65, 64916), (130, 32458), (260, 16229)]