187960840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1051}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 449919360

約数和(自身を除く): 261958520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 263, 340, 526, 680, 1051, 1052, 1315, 2102, 2104, 2630, 4204, 4471, 5255, 5260, 8408, 8942, 10510, 10520, 17867, 17884, 21020, 22355, 35734, 35768, 42040, 44710, 71468, 89335, 89420, 142936, 178670, 178840, 276413, 357340, 552826, 714680, 1105652, 1382065, 2211304, 2764130, 4699021, 5528260, 9398042, 11056520, 18796084, 23495105, 37592168, 46990210, 93980420, 187960840]

約数ペア:

[(1, 187960840), (2, 93980420), (4, 46990210), (5, 37592168), (8, 23495105), (10, 18796084), (17, 11056520), (20, 9398042), (34, 5528260), (40, 4699021), (68, 2764130), (85, 2211304), (136, 1382065), (170, 1105652), (263, 714680), (340, 552826), (526, 357340), (680, 276413), (1051, 178840), (1052, 178670), (1315, 142936), (2102, 89420), (2104, 89335), (2630, 71468), (4204, 44710), (4471, 42040), (5255, 35768), (5260, 35734), (8408, 22355), (8942, 21020), (10510, 17884), (10520, 17867)]