49711960

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8941}}^1$

素因数の和:9091

約数の個数: 32

約数和(自身を含む): 112669200

約数和(自身を除く): 62957240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 8941, 17882, 35764, 44705, 71528, 89410, 178820, 357640, 1242799, 2485598, 4971196, 6213995, 9942392, 12427990, 24855980, 49711960]

約数ペア:

[(1, 49711960), (2, 24855980), (4, 12427990), (5, 9942392), (8, 6213995), (10, 4971196), (20, 2485598), (40, 1242799), (139, 357640), (278, 178820), (556, 89410), (695, 71528), (1112, 44705), (1390, 35764), (2780, 17882), (5560, 8941)]