2019292840

素因数分解:

$2^3\times 5^1\times {\mathrm{2441}}^1\times {\mathrm{20681}}^1$

素因数の和:23133

約数の個数: 32

約数和(自身を含む): 4545489960

約数和(自身を除く): 2526197120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2441, 4882, 9764, 12205, 19528, 20681, 24410, 41362, 48820, 82724, 97640, 103405, 165448, 206810, 413620, 827240, 50482321, 100964642, 201929284, 252411605, 403858568, 504823210, 1009646420, 2019292840]

約数ペア:

[(1, 2019292840), (2, 1009646420), (4, 504823210), (5, 403858568), (8, 252411605), (10, 201929284), (20, 100964642), (40, 50482321), (2441, 827240), (4882, 413620), (9764, 206810), (12205, 165448), (19528, 103405), (20681, 97640), (24410, 82724), (41362, 48820)]