808225520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439253}}^1$

素因数の和:439289

約数の個数: 40

約数和(自身を含む): 1960829856

約数和(自身を除く): 1152604336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 439253, 878506, 1757012, 2196265, 3514024, 4392530, 7028048, 8785060, 10102819, 17570120, 20205638, 35140240, 40411276, 50514095, 80822552, 101028190, 161645104, 202056380, 404112760, 808225520]

約数ペア:

[(1, 808225520), (2, 404112760), (4, 202056380), (5, 161645104), (8, 101028190), (10, 80822552), (16, 50514095), (20, 40411276), (23, 35140240), (40, 20205638), (46, 17570120), (80, 10102819), (92, 8785060), (115, 7028048), (184, 4392530), (230, 3514024), (368, 2196265), (460, 1757012), (920, 878506), (1840, 439253)]