20160438560

素因数分解:

$2^5\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{92581}}^1$

素因数の和:93957

約数の個数: 48

約数和(自身を含む): 47664546552

約数和(自身を除く): 27504107992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1361, 2722, 5444, 6805, 10888, 13610, 21776, 27220, 43552, 54440, 92581, 108880, 185162, 217760, 370324, 462905, 740648, 925810, 1481296, 1851620, 2962592, 3703240, 7406480, 14812960, 126002741, 252005482, 504010964, 630013705, 1008021928, 1260027410, 2016043856, 2520054820, 4032087712, 5040109640, 10080219280, 20160438560]

約数ペア:

[(1, 20160438560), (2, 10080219280), (4, 5040109640), (5, 4032087712), (8, 2520054820), (10, 2016043856), (16, 1260027410), (20, 1008021928), (32, 630013705), (40, 504010964), (80, 252005482), (160, 126002741), (1361, 14812960), (2722, 7406480), (5444, 3703240), (6805, 2962592), (10888, 1851620), (13610, 1481296), (21776, 925810), (27220, 740648), (43552, 462905), (54440, 370324), (92581, 217760), (108880, 185162)]