890388530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{8887}}^1$

素因数の和:9170

約数の個数: 32

約数和(自身を含む): 1647195264

約数和(自身を除く): 756806734

約数列:

[1, 2, 5, 10, 43, 86, 215, 233, 430, 466, 1165, 2330, 8887, 10019, 17774, 20038, 44435, 50095, 88870, 100190, 382141, 764282, 1910705, 2070671, 3821410, 4141342, 10353355, 20706710, 89038853, 178077706, 445194265, 890388530]

約数ペア:

[(1, 890388530), (2, 445194265), (5, 178077706), (10, 89038853), (43, 20706710), (86, 10353355), (215, 4141342), (233, 3821410), (430, 2070671), (466, 1910705), (1165, 764282), (2330, 382141), (8887, 100190), (10019, 88870), (17774, 50095), (20038, 44435)]