2037400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 4843440

約数和(自身を除く): 2806040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 167, 200, 244, 305, 334, 488, 610, 668, 835, 1220, 1336, 1525, 1670, 2440, 3050, 3340, 4175, 6100, 6680, 8350, 10187, 12200, 16700, 20374, 33400, 40748, 50935, 81496, 101870, 203740, 254675, 407480, 509350, 1018700, 2037400]

約数ペア:

[(1, 2037400), (2, 1018700), (4, 509350), (5, 407480), (8, 254675), (10, 203740), (20, 101870), (25, 81496), (40, 50935), (50, 40748), (61, 33400), (100, 20374), (122, 16700), (167, 12200), (200, 10187), (244, 8350), (305, 6680), (334, 6100), (488, 4175), (610, 3340), (668, 3050), (835, 2440), (1220, 1670), (1336, 1525)]