127244720

素因数分解:

$2^4\times 5^1\times {\mathrm{1590559}}^1$

素因数の和:1590572

約数の個数: 20

約数和(自身を含む): 295844160

約数和(自身を除く): 168599440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1590559, 3181118, 6362236, 7952795, 12724472, 15905590, 25448944, 31811180, 63622360, 127244720]

約数ペア:

[(1, 127244720), (2, 63622360), (4, 31811180), (5, 25448944), (8, 15905590), (10, 12724472), (16, 7952795), (20, 6362236), (40, 3181118), (80, 1590559)]