1982560

素因数分解:

$2^5\times 5^1\times {\mathrm{12391}}^1$

素因数の和:12406

約数の個数: 24

約数和(自身を含む): 4684176

約数和(自身を除く): 2701616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12391, 24782, 49564, 61955, 99128, 123910, 198256, 247820, 396512, 495640, 991280, 1982560]

約数ペア:

[(1, 1982560), (2, 991280), (4, 495640), (5, 396512), (8, 247820), (10, 198256), (16, 123910), (20, 99128), (32, 61955), (40, 49564), (80, 24782), (160, 12391)]