19754880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10289}}^1$

素因数の和:10311

約数の個数: 64

約数和(自身を含む): 62974800

約数和(自身を除く): 43219920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10289, 20578, 30867, 41156, 51445, 61734, 82312, 102890, 123468, 154335, 164624, 205780, 246936, 308670, 329248, 411560, 493872, 617340, 658496, 823120, 987744, 1234680, 1316992, 1646240, 1975488, 2469360, 3292480, 3950976, 4938720, 6584960, 9877440, 19754880]

約数ペア:

[(1, 19754880), (2, 9877440), (3, 6584960), (4, 4938720), (5, 3950976), (6, 3292480), (8, 2469360), (10, 1975488), (12, 1646240), (15, 1316992), (16, 1234680), (20, 987744), (24, 823120), (30, 658496), (32, 617340), (40, 493872), (48, 411560), (60, 329248), (64, 308670), (80, 246936), (96, 205780), (120, 164624), (128, 154335), (160, 123468), (192, 102890), (240, 82312), (320, 61734), (384, 51445), (480, 41156), (640, 30867), (960, 20578), (1920, 10289)]