15672321820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{55619}}^1$

素因数の和:55894

約数の個数: 48

約数和(自身を含む): 33536190240

約数和(自身を除く): 17863868420

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 193, 292, 365, 386, 730, 772, 965, 1460, 1930, 3860, 14089, 28178, 55619, 56356, 70445, 111238, 140890, 222476, 278095, 281780, 556190, 1112380, 4060187, 8120374, 10734467, 16240748, 20300935, 21468934, 40601870, 42937868, 53672335, 81203740, 107344670, 214689340, 783616091, 1567232182, 3134464364, 3918080455, 7836160910, 15672321820]

約数ペア:

[(1, 15672321820), (2, 7836160910), (4, 3918080455), (5, 3134464364), (10, 1567232182), (20, 783616091), (73, 214689340), (146, 107344670), (193, 81203740), (292, 53672335), (365, 42937868), (386, 40601870), (730, 21468934), (772, 20300935), (965, 16240748), (1460, 10734467), (1930, 8120374), (3860, 4060187), (14089, 1112380), (28178, 556190), (55619, 281780), (56356, 278095), (70445, 222476), (111238, 140890)]