17340880

素因数分解:

$2^4\times 5^1\times {\mathrm{216761}}^1$

素因数の和:216774

約数の個数: 20

約数和(自身を含む): 40317732

約数和(自身を除く): 22976852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 216761, 433522, 867044, 1083805, 1734088, 2167610, 3468176, 4335220, 8670440, 17340880]

約数ペア:

[(1, 17340880), (2, 8670440), (4, 4335220), (5, 3468176), (8, 2167610), (10, 1734088), (16, 1083805), (20, 867044), (40, 433522), (80, 216761)]