19212160

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2729}}^1$

素因数の和:2759

約数の個数: 64

約数和(自身を含む): 50122800

約数和(自身を除く): 30910640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 2729, 3520, 5458, 7040, 10916, 13645, 21832, 27290, 30019, 43664, 54580, 60038, 87328, 109160, 120076, 150095, 174656, 218320, 240152, 300190, 349312, 436640, 480304, 600380, 873280, 960608, 1200760, 1746560, 1921216, 2401520, 3842432, 4803040, 9606080, 19212160]

約数ペア:

[(1, 19212160), (2, 9606080), (4, 4803040), (5, 3842432), (8, 2401520), (10, 1921216), (11, 1746560), (16, 1200760), (20, 960608), (22, 873280), (32, 600380), (40, 480304), (44, 436640), (55, 349312), (64, 300190), (80, 240152), (88, 218320), (110, 174656), (128, 150095), (160, 120076), (176, 109160), (220, 87328), (320, 60038), (352, 54580), (440, 43664), (640, 30019), (704, 27290), (880, 21832), (1408, 13645), (1760, 10916), (2729, 7040), (3520, 5458)]