9571540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 22155840

約数和(自身を除く): 12584300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 313, 556, 626, 695, 1252, 1390, 1529, 1565, 2780, 3058, 3130, 3443, 6116, 6260, 6886, 7645, 13772, 15290, 17215, 30580, 34430, 43507, 68860, 87014, 174028, 217535, 435070, 478577, 870140, 957154, 1914308, 2392885, 4785770, 9571540]

約数ペア:

[(1, 9571540), (2, 4785770), (4, 2392885), (5, 1914308), (10, 957154), (11, 870140), (20, 478577), (22, 435070), (44, 217535), (55, 174028), (110, 87014), (139, 68860), (220, 43507), (278, 34430), (313, 30580), (556, 17215), (626, 15290), (695, 13772), (1252, 7645), (1390, 6886), (1529, 6260), (1565, 6116), (2780, 3443), (3058, 3130)]