617196140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{20183}}^1$

素因数の和:20342

約数の個数: 48

約数和(自身を含む): 1424183040

約数和(自身を除く): 806986900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 3058, 6116, 7645, 15290, 20183, 30580, 40366, 80732, 100915, 201830, 222013, 403660, 444026, 888052, 1110065, 2220130, 2805437, 4440260, 5610874, 11221748, 14027185, 28054370, 30859807, 56108740, 61719614, 123439228, 154299035, 308598070, 617196140]

約数ペア:

[(1, 617196140), (2, 308598070), (4, 154299035), (5, 123439228), (10, 61719614), (11, 56108740), (20, 30859807), (22, 28054370), (44, 14027185), (55, 11221748), (110, 5610874), (139, 4440260), (220, 2805437), (278, 2220130), (556, 1110065), (695, 888052), (1390, 444026), (1529, 403660), (2780, 222013), (3058, 201830), (6116, 100915), (7645, 80732), (15290, 40366), (20183, 30580)]