8758540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 21333312

約数和(自身を除く): 12574772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 857, 1022, 1460, 1714, 2044, 2555, 3428, 4285, 5110, 5999, 8570, 10220, 11998, 17140, 23996, 29995, 59990, 62561, 119980, 125122, 250244, 312805, 437927, 625610, 875854, 1251220, 1751708, 2189635, 4379270, 8758540]

約数ペア:

[(1, 8758540), (2, 4379270), (4, 2189635), (5, 1751708), (7, 1251220), (10, 875854), (14, 625610), (20, 437927), (28, 312805), (35, 250244), (70, 125122), (73, 119980), (140, 62561), (146, 59990), (292, 29995), (365, 23996), (511, 17140), (730, 11998), (857, 10220), (1022, 8570), (1460, 5999), (1714, 5110), (2044, 4285), (2555, 3428)]