28976040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{80489}}^1$

素因数の和:80506

約数の個数: 48

約数和(自身を含む): 94173300

約数和(自身を除く): 65197260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 80489, 160978, 241467, 321956, 402445, 482934, 643912, 724401, 804890, 965868, 1207335, 1448802, 1609780, 1931736, 2414670, 2897604, 3219560, 3622005, 4829340, 5795208, 7244010, 9658680, 14488020, 28976040]

約数ペア:

[(1, 28976040), (2, 14488020), (3, 9658680), (4, 7244010), (5, 5795208), (6, 4829340), (8, 3622005), (9, 3219560), (10, 2897604), (12, 2414670), (15, 1931736), (18, 1609780), (20, 1448802), (24, 1207335), (30, 965868), (36, 804890), (40, 724401), (45, 643912), (60, 482934), (72, 402445), (90, 321956), (120, 241467), (180, 160978), (360, 80489)]