2179660400

素因数分解:

$2^4\times 5^2\times {\mathrm{5449151}}^1$

素因数の和:5449169

約数の個数: 30

約数和(自身を含む): 5236635072

約数和(自身を除く): 3056974672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5449151, 10898302, 21796604, 27245755, 43593208, 54491510, 87186416, 108983020, 136228775, 217966040, 272457550, 435932080, 544915100, 1089830200, 2179660400]

約数ペア:

[(1, 2179660400), (2, 1089830200), (4, 544915100), (5, 435932080), (8, 272457550), (10, 217966040), (16, 136228775), (20, 108983020), (25, 87186416), (40, 54491510), (50, 43593208), (80, 27245755), (100, 21796604), (200, 10898302), (400, 5449151)]