123389360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{35869}}^1$

素因数の和:35925

約数の個数: 40

約数和(自身を含む): 293560080

約数和(自身を除く): 170170720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 35869, 71738, 143476, 179345, 286952, 358690, 573904, 717380, 1434760, 1542367, 2869520, 3084734, 6169468, 7711835, 12338936, 15423670, 24677872, 30847340, 61694680, 123389360]

約数ペア:

[(1, 123389360), (2, 61694680), (4, 30847340), (5, 24677872), (8, 15423670), (10, 12338936), (16, 7711835), (20, 6169468), (40, 3084734), (43, 2869520), (80, 1542367), (86, 1434760), (172, 717380), (215, 573904), (344, 358690), (430, 286952), (688, 179345), (860, 143476), (1720, 71738), (3440, 35869)]