4189460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 9737280

約数和(自身を除く): 5547820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 139, 220, 274, 278, 548, 556, 685, 695, 1370, 1390, 1507, 1529, 2740, 2780, 3014, 3058, 6028, 6116, 7535, 7645, 15070, 15290, 19043, 30140, 30580, 38086, 76172, 95215, 190430, 209473, 380860, 418946, 837892, 1047365, 2094730, 4189460]

約数ペア:

[(1, 4189460), (2, 2094730), (4, 1047365), (5, 837892), (10, 418946), (11, 380860), (20, 209473), (22, 190430), (44, 95215), (55, 76172), (110, 38086), (137, 30580), (139, 30140), (220, 19043), (274, 15290), (278, 15070), (548, 7645), (556, 7535), (685, 6116), (695, 6028), (1370, 3058), (1390, 3014), (1507, 2780), (1529, 2740)]