28779760

素因数分解:

$2^4\times 5^1\times {\mathrm{359747}}^1$

素因数の和:359760

約数の個数: 20

約数和(自身を含む): 66913128

約数和(自身を除く): 38133368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359747, 719494, 1438988, 1798735, 2877976, 3597470, 5755952, 7194940, 14389880, 28779760]

約数ペア:

[(1, 28779760), (2, 14389880), (4, 7194940), (5, 5755952), (8, 3597470), (10, 2877976), (16, 1798735), (20, 1438988), (40, 719494), (80, 359747)]