39848080

素因数分解:

$2^4\times 5^1\times {\mathrm{498101}}^1$

素因数の和:498114

約数の個数: 20

約数和(自身を含む): 92646972

約数和(自身を除く): 52798892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 498101, 996202, 1992404, 2490505, 3984808, 4981010, 7969616, 9962020, 19924040, 39848080]

約数ペア:

[(1, 39848080), (2, 19924040), (4, 9962020), (5, 7969616), (8, 4981010), (10, 3984808), (16, 2490505), (20, 1992404), (40, 996202), (80, 498101)]