28391290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2083}}^1$

素因数の和:2166

約数の個数: 32

約数和(自身を含む): 54017280

約数和(自身を除く): 25625990

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 1363, 2083, 2726, 4166, 6815, 10415, 13630, 20830, 60407, 97901, 120814, 195802, 302035, 489505, 604070, 979010, 2839129, 5678258, 14195645, 28391290]

約数ペア:

[(1, 28391290), (2, 14195645), (5, 5678258), (10, 2839129), (29, 979010), (47, 604070), (58, 489505), (94, 302035), (145, 195802), (235, 120814), (290, 97901), (470, 60407), (1363, 20830), (2083, 13630), (2726, 10415), (4166, 6815)]