1145757980

素因数分解:

$2^2\times 5^1\times {\mathrm{13841}}^1\times {\mathrm{4139}}^1$

素因数の和:17989

約数の個数: 24

約数和(自身を含む): 2406846960

約数和(自身を除く): 1261088980

約数列:

[1, 2, 4, 5, 10, 20, 4139, 8278, 13841, 16556, 20695, 27682, 41390, 55364, 69205, 82780, 138410, 276820, 57287899, 114575798, 229151596, 286439495, 572878990, 1145757980]

約数ペア:

[(1, 1145757980), (2, 572878990), (4, 286439495), (5, 229151596), (10, 114575798), (20, 57287899), (4139, 276820), (8278, 138410), (13841, 82780), (16556, 69205), (20695, 55364), (27682, 41390)]