12140120

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1361}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 27457920

約数和(自身を除く): 15317800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1361, 1784, 2230, 2722, 4460, 5444, 6805, 8920, 10888, 13610, 27220, 54440, 303503, 607006, 1214012, 1517515, 2428024, 3035030, 6070060, 12140120]

約数ペア:

[(1, 12140120), (2, 6070060), (4, 3035030), (5, 2428024), (8, 1517515), (10, 1214012), (20, 607006), (40, 303503), (223, 54440), (446, 27220), (892, 13610), (1115, 10888), (1361, 8920), (1784, 6805), (2230, 5444), (2722, 4460)]