56481260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1847}}^1$

素因数の和:2006

約数の個数: 48

約数和(自身を含む): 130394880

約数和(自身を除く): 73913620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 1847, 2780, 3058, 3694, 6116, 7388, 7645, 9235, 15290, 18470, 20317, 30580, 36940, 40634, 81268, 101585, 203170, 256733, 406340, 513466, 1026932, 1283665, 2567330, 2824063, 5134660, 5648126, 11296252, 14120315, 28240630, 56481260]

約数ペア:

[(1, 56481260), (2, 28240630), (4, 14120315), (5, 11296252), (10, 5648126), (11, 5134660), (20, 2824063), (22, 2567330), (44, 1283665), (55, 1026932), (110, 513466), (139, 406340), (220, 256733), (278, 203170), (556, 101585), (695, 81268), (1390, 40634), (1529, 36940), (1847, 30580), (2780, 20317), (3058, 18470), (3694, 15290), (6116, 9235), (7388, 7645)]