19387440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26927}}^1$

素因数の和:26946

約数の個数: 60

約数和(自身を含む): 65111904

約数和(自身を除く): 45724464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26927, 53854, 80781, 107708, 134635, 161562, 215416, 242343, 269270, 323124, 403905, 430832, 484686, 538540, 646248, 807810, 969372, 1077080, 1211715, 1292496, 1615620, 1938744, 2154160, 2423430, 3231240, 3877488, 4846860, 6462480, 9693720, 19387440]

約数ペア:

[(1, 19387440), (2, 9693720), (3, 6462480), (4, 4846860), (5, 3877488), (6, 3231240), (8, 2423430), (9, 2154160), (10, 1938744), (12, 1615620), (15, 1292496), (16, 1211715), (18, 1077080), (20, 969372), (24, 807810), (30, 646248), (36, 538540), (40, 484686), (45, 430832), (48, 403905), (60, 323124), (72, 269270), (80, 242343), (90, 215416), (120, 161562), (144, 134635), (180, 107708), (240, 80781), (360, 53854), (720, 26927)]