979442020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2577479}}^1$

素因数の和:2577507

約数の個数: 24

約数和(自身を含む): 2165083200

約数和(自身を除く): 1185641180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2577479, 5154958, 10309916, 12887395, 25774790, 48972101, 51549580, 97944202, 195888404, 244860505, 489721010, 979442020]

約数ペア:

[(1, 979442020), (2, 489721010), (4, 244860505), (5, 195888404), (10, 97944202), (19, 51549580), (20, 48972101), (38, 25774790), (76, 12887395), (95, 10309916), (190, 5154958), (380, 2577479)]