19317360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80489}}^1$

素因数の和:80505

約数の個数: 40

約数和(自身を含む): 59884560

約数和(自身を除く): 40567200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80489, 160978, 241467, 321956, 402445, 482934, 643912, 804890, 965868, 1207335, 1287824, 1609780, 1931736, 2414670, 3219560, 3863472, 4829340, 6439120, 9658680, 19317360]

約数ペア:

[(1, 19317360), (2, 9658680), (3, 6439120), (4, 4829340), (5, 3863472), (6, 3219560), (8, 2414670), (10, 1931736), (12, 1609780), (15, 1287824), (16, 1207335), (20, 965868), (24, 804890), (30, 643912), (40, 482934), (48, 402445), (60, 321956), (80, 241467), (120, 160978), (240, 80489)]