2178184490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{38917}}^1$

素因数の和:39146

約数の個数: 32

約数和(自身を含む): 4077049680

約数和(自身を除く): 1898865190

約数列:

[1, 2, 5, 10, 29, 58, 145, 193, 290, 386, 965, 1930, 5597, 11194, 27985, 38917, 55970, 77834, 194585, 389170, 1128593, 2257186, 5642965, 7510981, 11285930, 15021962, 37554905, 75109810, 217818449, 435636898, 1089092245, 2178184490]

約数ペア:

[(1, 2178184490), (2, 1089092245), (5, 435636898), (10, 217818449), (29, 75109810), (58, 37554905), (145, 15021962), (193, 11285930), (290, 7510981), (386, 5642965), (965, 2257186), (1930, 1128593), (5597, 389170), (11194, 194585), (27985, 77834), (38917, 55970)]