10864240

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 25467120

約数和(自身を除く): 14602880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 977, 1112, 1390, 1954, 2224, 2780, 3908, 4885, 5560, 7816, 9770, 11120, 15632, 19540, 39080, 78160, 135803, 271606, 543212, 679015, 1086424, 1358030, 2172848, 2716060, 5432120, 10864240]

約数ペア:

[(1, 10864240), (2, 5432120), (4, 2716060), (5, 2172848), (8, 1358030), (10, 1086424), (16, 679015), (20, 543212), (40, 271606), (80, 135803), (139, 78160), (278, 39080), (556, 19540), (695, 15632), (977, 11120), (1112, 9770), (1390, 7816), (1954, 5560), (2224, 4885), (2780, 3908)]