308045480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{405323}}^1$

素因数の和:405353

約数の個数: 32

約数和(自身を含む): 729583200

約数和(自身を除く): 421537720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 405323, 810646, 1621292, 2026615, 3242584, 4053230, 7701137, 8106460, 15402274, 16212920, 30804548, 38505685, 61609096, 77011370, 154022740, 308045480]

約数ペア:

[(1, 308045480), (2, 154022740), (4, 77011370), (5, 61609096), (8, 38505685), (10, 30804548), (19, 16212920), (20, 15402274), (38, 8106460), (40, 7701137), (76, 4053230), (95, 3242584), (152, 2026615), (190, 1621292), (380, 810646), (760, 405323)]