2085156620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1\times {\mathrm{2063}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 4434611328

約数和(自身を除く): 2349454708

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 521, 970, 1042, 1940, 2063, 2084, 2605, 4126, 5210, 8252, 10315, 10420, 20630, 41260, 50537, 101074, 200111, 202148, 252685, 400222, 505370, 800444, 1000555, 1010740, 1074823, 2001110, 2149646, 4002220, 4299292, 5374115, 10748230, 21496460, 104257831, 208515662, 417031324, 521289155, 1042578310, 2085156620]

約数ペア:

[(1, 2085156620), (2, 1042578310), (4, 521289155), (5, 417031324), (10, 208515662), (20, 104257831), (97, 21496460), (194, 10748230), (388, 5374115), (485, 4299292), (521, 4002220), (970, 2149646), (1042, 2001110), (1940, 1074823), (2063, 1010740), (2084, 1000555), (2605, 800444), (4126, 505370), (5210, 400222), (8252, 252685), (10315, 202148), (10420, 200111), (20630, 101074), (41260, 50537)]