7452860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 16329600

約数和(自身を除く): 8876740

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 89, 106, 158, 178, 212, 265, 316, 356, 395, 445, 530, 790, 890, 1060, 1580, 1780, 4187, 4717, 7031, 8374, 9434, 14062, 16748, 18868, 20935, 23585, 28124, 35155, 41870, 47170, 70310, 83740, 94340, 140620, 372643, 745286, 1490572, 1863215, 3726430, 7452860]

約数ペア:

[(1, 7452860), (2, 3726430), (4, 1863215), (5, 1490572), (10, 745286), (20, 372643), (53, 140620), (79, 94340), (89, 83740), (106, 70310), (158, 47170), (178, 41870), (212, 35155), (265, 28124), (316, 23585), (356, 20935), (395, 18868), (445, 16748), (530, 14062), (790, 9434), (890, 8374), (1060, 7031), (1580, 4717), (1780, 4187)]