9980260

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{877}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 21019320

約数和(自身を除く): 11039060

約数列:

[1, 2, 4, 5, 10, 20, 569, 877, 1138, 1754, 2276, 2845, 3508, 4385, 5690, 8770, 11380, 17540, 499013, 998026, 1996052, 2495065, 4990130, 9980260]

約数ペア:

[(1, 9980260), (2, 4990130), (4, 2495065), (5, 1996052), (10, 998026), (20, 499013), (569, 17540), (877, 11380), (1138, 8770), (1754, 5690), (2276, 4385), (2845, 3508)]