17938020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6361}}^1$

素因数の和:6420

約数の個数: 48

約数和(自身を含む): 51303168

約数和(自身を除く): 33365148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 6361, 12722, 19083, 25444, 31805, 38166, 63610, 76332, 95415, 127220, 190830, 298967, 381660, 597934, 896901, 1195868, 1494835, 1793802, 2989670, 3587604, 4484505, 5979340, 8969010, 17938020]

約数ペア:

[(1, 17938020), (2, 8969010), (3, 5979340), (4, 4484505), (5, 3587604), (6, 2989670), (10, 1793802), (12, 1494835), (15, 1195868), (20, 896901), (30, 597934), (47, 381660), (60, 298967), (94, 190830), (141, 127220), (188, 95415), (235, 76332), (282, 63610), (470, 38166), (564, 31805), (705, 25444), (940, 19083), (1410, 12722), (2820, 6361)]