201607220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{653}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 435093120

約数和(自身を除く): 233485900

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 359, 430, 653, 718, 860, 1306, 1436, 1795, 2612, 3265, 3590, 6530, 7180, 13060, 15437, 28079, 30874, 56158, 61748, 77185, 112316, 140395, 154370, 234427, 280790, 308740, 468854, 561580, 937708, 1172135, 2344270, 4688540, 10080361, 20160722, 40321444, 50401805, 100803610, 201607220]

約数ペア:

[(1, 201607220), (2, 100803610), (4, 50401805), (5, 40321444), (10, 20160722), (20, 10080361), (43, 4688540), (86, 2344270), (172, 1172135), (215, 937708), (359, 561580), (430, 468854), (653, 308740), (718, 280790), (860, 234427), (1306, 154370), (1436, 140395), (1795, 112316), (2612, 77185), (3265, 61748), (3590, 56158), (6530, 30874), (7180, 28079), (13060, 15437)]