3345400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 7979400

約数和(自身を除く): 4634000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 389, 430, 778, 860, 1075, 1556, 1720, 1945, 2150, 3112, 3890, 4300, 7780, 8600, 9725, 15560, 16727, 19450, 33454, 38900, 66908, 77800, 83635, 133816, 167270, 334540, 418175, 669080, 836350, 1672700, 3345400]

約数ペア:

[(1, 3345400), (2, 1672700), (4, 836350), (5, 669080), (8, 418175), (10, 334540), (20, 167270), (25, 133816), (40, 83635), (43, 77800), (50, 66908), (86, 38900), (100, 33454), (172, 19450), (200, 16727), (215, 15560), (344, 9725), (389, 8600), (430, 7780), (778, 4300), (860, 3890), (1075, 3112), (1556, 2150), (1720, 1945)]