1619540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6229}}^1$

素因数の和:6251

約数の個数: 24

約数和(自身を含む): 3663240

約数和(自身を除く): 2043700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6229, 12458, 24916, 31145, 62290, 80977, 124580, 161954, 323908, 404885, 809770, 1619540]

約数ペア:

[(1, 1619540), (2, 809770), (4, 404885), (5, 323908), (10, 161954), (13, 124580), (20, 80977), (26, 62290), (52, 31145), (65, 24916), (130, 12458), (260, 6229)]