3820400

素因数分解:

$2^4\times 5^2\times {\mathrm{9551}}^1$

素因数の和:9569

約数の個数: 30

約数和(自身を含む): 9179472

約数和(自身を除く): 5359072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 9551, 19102, 38204, 47755, 76408, 95510, 152816, 191020, 238775, 382040, 477550, 764080, 955100, 1910200, 3820400]

約数ペア:

[(1, 3820400), (2, 1910200), (4, 955100), (5, 764080), (8, 477550), (10, 382040), (16, 238775), (20, 191020), (25, 152816), (40, 95510), (50, 76408), (80, 47755), (100, 38204), (200, 19102), (400, 9551)]