30698120

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7451}}^1$

素因数の和:7565

約数の個数: 32

約数和(自身を含む): 69750720

約数和(自身を除く): 39052600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 7451, 14902, 29804, 37255, 59608, 74510, 149020, 298040, 767453, 1534906, 3069812, 3837265, 6139624, 7674530, 15349060, 30698120]

約数ペア:

[(1, 30698120), (2, 15349060), (4, 7674530), (5, 6139624), (8, 3837265), (10, 3069812), (20, 1534906), (40, 767453), (103, 298040), (206, 149020), (412, 74510), (515, 59608), (824, 37255), (1030, 29804), (2060, 14902), (4120, 7451)]