8208990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 21498048

約数和(自身を除く): 13289058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 463, 591, 926, 985, 1182, 1389, 1773, 1970, 2315, 2778, 2955, 3546, 4167, 4630, 5910, 6945, 8334, 8865, 13890, 17730, 20835, 41670, 91211, 182422, 273633, 456055, 547266, 820899, 912110, 1368165, 1641798, 2736330, 4104495, 8208990]

約数ペア:

[(1, 8208990), (2, 4104495), (3, 2736330), (5, 1641798), (6, 1368165), (9, 912110), (10, 820899), (15, 547266), (18, 456055), (30, 273633), (45, 182422), (90, 91211), (197, 41670), (394, 20835), (463, 17730), (591, 13890), (926, 8865), (985, 8334), (1182, 6945), (1389, 5910), (1773, 4630), (1970, 4167), (2315, 3546), (2778, 2955)]