12620200

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{709}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 29713500

約数和(自身を除く): 17093300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 709, 712, 890, 1418, 1780, 2225, 2836, 3545, 3560, 4450, 5672, 7090, 8900, 14180, 17725, 17800, 28360, 35450, 63101, 70900, 126202, 141800, 252404, 315505, 504808, 631010, 1262020, 1577525, 2524040, 3155050, 6310100, 12620200]

約数ペア:

[(1, 12620200), (2, 6310100), (4, 3155050), (5, 2524040), (8, 1577525), (10, 1262020), (20, 631010), (25, 504808), (40, 315505), (50, 252404), (89, 141800), (100, 126202), (178, 70900), (200, 63101), (356, 35450), (445, 28360), (709, 17800), (712, 17725), (890, 14180), (1418, 8900), (1780, 7090), (2225, 5672), (2836, 4450), (3545, 3560)]