8556080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 22602720

約数和(自身を除く): 14046640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 433, 494, 520, 760, 866, 988, 1040, 1235, 1520, 1732, 1976, 2165, 2470, 3464, 3952, 4330, 4940, 5629, 6928, 8227, 8660, 9880, 11258, 16454, 17320, 19760, 22516, 28145, 32908, 34640, 41135, 45032, 56290, 65816, 82270, 90064, 106951, 112580, 131632, 164540, 213902, 225160, 329080, 427804, 450320, 534755, 658160, 855608, 1069510, 1711216, 2139020, 4278040, 8556080]

約数ペア:

[(1, 8556080), (2, 4278040), (4, 2139020), (5, 1711216), (8, 1069510), (10, 855608), (13, 658160), (16, 534755), (19, 450320), (20, 427804), (26, 329080), (38, 225160), (40, 213902), (52, 164540), (65, 131632), (76, 112580), (80, 106951), (95, 90064), (104, 82270), (130, 65816), (152, 56290), (190, 45032), (208, 41135), (247, 34640), (260, 32908), (304, 28145), (380, 22516), (433, 19760), (494, 17320), (520, 16454), (760, 11258), (866, 9880), (988, 8660), (1040, 8227), (1235, 6928), (1520, 5629), (1732, 4940), (1976, 4330), (2165, 3952), (2470, 3464)]