320098040

素因数分解:

$2^3\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{6151}}^1$

素因数の和:7463

約数の個数: 32

約数和(自身を含む): 720891360

約数和(自身を除く): 400793320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1301, 2602, 5204, 6151, 6505, 10408, 12302, 13010, 24604, 26020, 30755, 49208, 52040, 61510, 123020, 246040, 8002451, 16004902, 32009804, 40012255, 64019608, 80024510, 160049020, 320098040]

約数ペア:

[(1, 320098040), (2, 160049020), (4, 80024510), (5, 64019608), (8, 40012255), (10, 32009804), (20, 16004902), (40, 8002451), (1301, 246040), (2602, 123020), (5204, 61510), (6151, 52040), (6505, 49208), (10408, 30755), (12302, 26020), (13010, 24604)]