27572620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 60510240

約数和(自身を除く): 32937620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 347, 548, 580, 685, 694, 1370, 1388, 1735, 2740, 3470, 3973, 6940, 7946, 10063, 15892, 19865, 20126, 39730, 40252, 47539, 50315, 79460, 95078, 100630, 190156, 201260, 237695, 475390, 950780, 1378631, 2757262, 5514524, 6893155, 13786310, 27572620]

約数ペア:

[(1, 27572620), (2, 13786310), (4, 6893155), (5, 5514524), (10, 2757262), (20, 1378631), (29, 950780), (58, 475390), (116, 237695), (137, 201260), (145, 190156), (274, 100630), (290, 95078), (347, 79460), (548, 50315), (580, 47539), (685, 40252), (694, 39730), (1370, 20126), (1388, 19865), (1735, 15892), (2740, 10063), (3470, 7946), (3973, 6940)]