2912249920

素因数分解:

$2^6\times 5^1\times {\mathrm{449}}^1\times {\mathrm{20269}}^1$

素因数の和:20735

約数の個数: 56

約数和(自身を含む): 6950583000

約数和(自身を除く): 4038333080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 449, 898, 1796, 2245, 3592, 4490, 7184, 8980, 14368, 17960, 20269, 28736, 35920, 40538, 71840, 81076, 101345, 143680, 162152, 202690, 324304, 405380, 648608, 810760, 1297216, 1621520, 3243040, 6486080, 9100781, 18201562, 36403124, 45503905, 72806248, 91007810, 145612496, 182015620, 291224992, 364031240, 582449984, 728062480, 1456124960, 2912249920]

約数ペア:

[(1, 2912249920), (2, 1456124960), (4, 728062480), (5, 582449984), (8, 364031240), (10, 291224992), (16, 182015620), (20, 145612496), (32, 91007810), (40, 72806248), (64, 45503905), (80, 36403124), (160, 18201562), (320, 9100781), (449, 6486080), (898, 3243040), (1796, 1621520), (2245, 1297216), (3592, 810760), (4490, 648608), (7184, 405380), (8980, 324304), (14368, 202690), (17960, 162152), (20269, 143680), (28736, 101345), (35920, 81076), (40538, 71840)]