6472840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 16277760

約数和(自身を除く): 9804920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 313, 376, 440, 470, 517, 626, 940, 1034, 1252, 1565, 1880, 2068, 2504, 2585, 3130, 3443, 4136, 5170, 6260, 6886, 10340, 12520, 13772, 14711, 17215, 20680, 27544, 29422, 34430, 58844, 68860, 73555, 117688, 137720, 147110, 161821, 294220, 323642, 588440, 647284, 809105, 1294568, 1618210, 3236420, 6472840]

約数ペア:

[(1, 6472840), (2, 3236420), (4, 1618210), (5, 1294568), (8, 809105), (10, 647284), (11, 588440), (20, 323642), (22, 294220), (40, 161821), (44, 147110), (47, 137720), (55, 117688), (88, 73555), (94, 68860), (110, 58844), (188, 34430), (220, 29422), (235, 27544), (313, 20680), (376, 17215), (440, 14711), (470, 13772), (517, 12520), (626, 10340), (940, 6886), (1034, 6260), (1252, 5170), (1565, 4136), (1880, 3443), (2068, 3130), (2504, 2585)]