2055550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{839}}^1$

素因数の和:865

約数の個数: 36

約数和(自身を含む): 4452840

約数和(自身を除く): 2397290

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 839, 1225, 1678, 2450, 4195, 5873, 8390, 11746, 20975, 29365, 41111, 41950, 58730, 82222, 146825, 205555, 293650, 411110, 1027775, 2055550]

約数ペア:

[(1, 2055550), (2, 1027775), (5, 411110), (7, 293650), (10, 205555), (14, 146825), (25, 82222), (35, 58730), (49, 41950), (50, 41111), (70, 29365), (98, 20975), (175, 11746), (245, 8390), (350, 5873), (490, 4195), (839, 2450), (1225, 1678)]