7573940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 17539200

約数和(自身を除く): 9965260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 199, 220, 346, 398, 692, 796, 865, 995, 1730, 1903, 1990, 2189, 3460, 3806, 3980, 4378, 7612, 8756, 9515, 10945, 19030, 21890, 34427, 38060, 43780, 68854, 137708, 172135, 344270, 378697, 688540, 757394, 1514788, 1893485, 3786970, 7573940]

約数ペア:

[(1, 7573940), (2, 3786970), (4, 1893485), (5, 1514788), (10, 757394), (11, 688540), (20, 378697), (22, 344270), (44, 172135), (55, 137708), (110, 68854), (173, 43780), (199, 38060), (220, 34427), (346, 21890), (398, 19030), (692, 10945), (796, 9515), (865, 8756), (995, 7612), (1730, 4378), (1903, 3980), (1990, 3806), (2189, 3460)]