12708520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1699}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 33048000

約数和(自身を除く): 20339480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1699, 1870, 3398, 3740, 6796, 7480, 8495, 13592, 16990, 18689, 28883, 33980, 37378, 57766, 67960, 74756, 93445, 115532, 144415, 149512, 186890, 231064, 288830, 317713, 373780, 577660, 635426, 747560, 1155320, 1270852, 1588565, 2541704, 3177130, 6354260, 12708520]

約数ペア:

[(1, 12708520), (2, 6354260), (4, 3177130), (5, 2541704), (8, 1588565), (10, 1270852), (11, 1155320), (17, 747560), (20, 635426), (22, 577660), (34, 373780), (40, 317713), (44, 288830), (55, 231064), (68, 186890), (85, 149512), (88, 144415), (110, 115532), (136, 93445), (170, 74756), (187, 67960), (220, 57766), (340, 37378), (374, 33980), (440, 28883), (680, 18689), (748, 16990), (935, 13592), (1496, 8495), (1699, 7480), (1870, 6796), (3398, 3740)]