2016566320

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{61631}}^1$

素因数の和:62053

約数の個数: 40

約数和(自身を含む): 4700056320

約数和(自身を除く): 2683490000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 32720, 61631, 123262, 246524, 308155, 493048, 616310, 986096, 1232620, 2465240, 4930480, 25207079, 50414158, 100828316, 126035395, 201656632, 252070790, 403313264, 504141580, 1008283160, 2016566320]

約数ペア:

[(1, 2016566320), (2, 1008283160), (4, 504141580), (5, 403313264), (8, 252070790), (10, 201656632), (16, 126035395), (20, 100828316), (40, 50414158), (80, 25207079), (409, 4930480), (818, 2465240), (1636, 1232620), (2045, 986096), (3272, 616310), (4090, 493048), (6544, 308155), (8180, 246524), (16360, 123262), (32720, 61631)]