29507720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 73008000

約数和(自身を除く): 43500280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 337, 398, 440, 674, 796, 995, 1348, 1592, 1685, 1990, 2189, 2696, 3370, 3707, 3980, 4378, 6740, 7414, 7960, 8756, 10945, 13480, 14828, 17512, 18535, 21890, 29656, 37070, 43780, 67063, 74140, 87560, 134126, 148280, 268252, 335315, 536504, 670630, 737693, 1341260, 1475386, 2682520, 2950772, 3688465, 5901544, 7376930, 14753860, 29507720]

約数ペア:

[(1, 29507720), (2, 14753860), (4, 7376930), (5, 5901544), (8, 3688465), (10, 2950772), (11, 2682520), (20, 1475386), (22, 1341260), (40, 737693), (44, 670630), (55, 536504), (88, 335315), (110, 268252), (199, 148280), (220, 134126), (337, 87560), (398, 74140), (440, 67063), (674, 43780), (796, 37070), (995, 29656), (1348, 21890), (1592, 18535), (1685, 17512), (1990, 14828), (2189, 13480), (2696, 10945), (3370, 8756), (3707, 7960), (3980, 7414), (4378, 6740)]