202959280

素因数分解:

$2^4\times 5^1\times {\mathrm{2536991}}^1$

素因数の和:2537004

約数の個数: 20

約数和(自身を含む): 471880512

約数和(自身を除く): 268921232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2536991, 5073982, 10147964, 12684955, 20295928, 25369910, 40591856, 50739820, 101479640, 202959280]

約数ペア:

[(1, 202959280), (2, 101479640), (4, 50739820), (5, 40591856), (8, 25369910), (10, 20295928), (16, 12684955), (20, 10147964), (40, 5073982), (80, 2536991)]