2078485930

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 3876919200

約数和(自身を除く): 1798433270

約数列:

[1, 2, 5, 10, 73, 97, 146, 149, 194, 197, 298, 365, 394, 485, 730, 745, 970, 985, 1490, 1970, 7081, 10877, 14162, 14381, 14453, 19109, 21754, 28762, 28906, 29353, 35405, 38218, 54385, 58706, 70810, 71905, 72265, 95545, 108770, 143810, 144530, 146765, 191090, 293530, 1055069, 1394957, 2110138, 2142769, 2789914, 2847241, 4285538, 5275345, 5694482, 6974785, 10550690, 10713845, 13949570, 14236205, 21427690, 28472410, 207848593, 415697186, 1039242965, 2078485930]

約数ペア:

[(1, 2078485930), (2, 1039242965), (5, 415697186), (10, 207848593), (73, 28472410), (97, 21427690), (146, 14236205), (149, 13949570), (194, 10713845), (197, 10550690), (298, 6974785), (365, 5694482), (394, 5275345), (485, 4285538), (730, 2847241), (745, 2789914), (970, 2142769), (985, 2110138), (1490, 1394957), (1970, 1055069), (7081, 293530), (10877, 191090), (14162, 146765), (14381, 144530), (14453, 143810), (19109, 108770), (21754, 95545), (28762, 72265), (28906, 71905), (29353, 70810), (35405, 58706), (38218, 54385)]