998180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 24

約数和(自身を含む): 2169720

約数和(自身を除く): 1171540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1721, 3442, 6884, 8605, 17210, 34420, 49909, 99818, 199636, 249545, 499090, 998180]

約数ペア:

[(1, 998180), (2, 499090), (4, 249545), (5, 199636), (10, 99818), (20, 49909), (29, 34420), (58, 17210), (116, 8605), (145, 6884), (290, 3442), (580, 1721)]