123074540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{69143}}^1$

素因数の和:69241

約数の個数: 24

約数和(自身を含む): 261364320

約数和(自身を除く): 138289780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 69143, 138286, 276572, 345715, 691430, 1382860, 6153727, 12307454, 24614908, 30768635, 61537270, 123074540]

約数ペア:

[(1, 123074540), (2, 61537270), (4, 30768635), (5, 24614908), (10, 12307454), (20, 6153727), (89, 1382860), (178, 691430), (356, 345715), (445, 276572), (890, 138286), (1780, 69143)]