12424400

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 60

約数和(自身を含む): 30271500

約数和(自身を除く): 17847100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 349, 356, 400, 445, 698, 712, 890, 1396, 1424, 1745, 1780, 2225, 2792, 3490, 3560, 4450, 5584, 6980, 7120, 8725, 8900, 13960, 17450, 17800, 27920, 31061, 34900, 35600, 62122, 69800, 124244, 139600, 155305, 248488, 310610, 496976, 621220, 776525, 1242440, 1553050, 2484880, 3106100, 6212200, 12424400]

約数ペア:

[(1, 12424400), (2, 6212200), (4, 3106100), (5, 2484880), (8, 1553050), (10, 1242440), (16, 776525), (20, 621220), (25, 496976), (40, 310610), (50, 248488), (80, 155305), (89, 139600), (100, 124244), (178, 69800), (200, 62122), (349, 35600), (356, 34900), (400, 31061), (445, 27920), (698, 17800), (712, 17450), (890, 13960), (1396, 8900), (1424, 8725), (1745, 7120), (1780, 6980), (2225, 5584), (2792, 4450), (3490, 3560)]