3979760

素因数分解:

$2^4\times 5^1\times {\mathrm{49747}}^1$

素因数の和:49760

約数の個数: 20

約数和(自身を含む): 9253128

約数和(自身を除く): 5273368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49747, 99494, 198988, 248735, 397976, 497470, 795952, 994940, 1989880, 3979760]

約数ペア:

[(1, 3979760), (2, 1989880), (4, 994940), (5, 795952), (8, 497470), (10, 397976), (16, 248735), (20, 198988), (40, 99494), (80, 49747)]