1085590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 32

約数和(自身を含む): 2177280

約数和(自身を除く): 1091690

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 139, 142, 278, 355, 695, 710, 781, 1390, 1529, 1562, 3058, 3905, 7645, 7810, 9869, 15290, 19738, 49345, 98690, 108559, 217118, 542795, 1085590]

約数ペア:

[(1, 1085590), (2, 542795), (5, 217118), (10, 108559), (11, 98690), (22, 49345), (55, 19738), (71, 15290), (110, 9869), (139, 7810), (142, 7645), (278, 3905), (355, 3058), (695, 1562), (710, 1529), (781, 1390)]