1243138760440

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{47017351}}^1$

素因数の和:47018023

約数の個数: 32

約数和(自身を含む): 2801293832160

約数和(自身を除く): 1558155071720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220, 26440, 47017351, 94034702, 188069404, 235086755, 376138808, 470173510, 940347020, 1880694040, 31078469011, 62156938022, 124313876044, 155392345055, 248627752088, 310784690110, 621569380220, 1243138760440]

約数ペア:

[(1, 1243138760440), (2, 621569380220), (4, 310784690110), (5, 248627752088), (8, 155392345055), (10, 124313876044), (20, 62156938022), (40, 31078469011), (661, 1880694040), (1322, 940347020), (2644, 470173510), (3305, 376138808), (5288, 235086755), (6610, 188069404), (13220, 94034702), (26440, 47017351)]