123320140

素因数分解:

$2^2\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{2749}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 259182000

約数和(自身を除く): 135861860

約数列:

[1, 2, 4, 5, 10, 20, 2243, 2749, 4486, 5498, 8972, 10996, 11215, 13745, 22430, 27490, 44860, 54980, 6166007, 12332014, 24664028, 30830035, 61660070, 123320140]

約数ペア:

[(1, 123320140), (2, 61660070), (4, 30830035), (5, 24664028), (10, 12332014), (20, 6166007), (2243, 54980), (2749, 44860), (4486, 27490), (5498, 22430), (8972, 13745), (10996, 11215)]