8247860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 18289152

約数和(自身を除く): 10041292

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 251, 265, 310, 502, 530, 620, 1004, 1060, 1255, 1643, 2510, 3286, 5020, 6572, 7781, 8215, 13303, 15562, 16430, 26606, 31124, 32860, 38905, 53212, 66515, 77810, 133030, 155620, 266060, 412393, 824786, 1649572, 2061965, 4123930, 8247860]

約数ペア:

[(1, 8247860), (2, 4123930), (4, 2061965), (5, 1649572), (10, 824786), (20, 412393), (31, 266060), (53, 155620), (62, 133030), (106, 77810), (124, 66515), (155, 53212), (212, 38905), (251, 32860), (265, 31124), (310, 26606), (502, 16430), (530, 15562), (620, 13303), (1004, 8215), (1060, 7781), (1255, 6572), (1643, 5020), (2510, 3286)]