4000300

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 36

約数和(自身を含む): 8784160

約数和(自身を除く): 4783860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 367, 436, 545, 734, 1090, 1468, 1835, 2180, 2725, 3670, 5450, 7340, 9175, 10900, 18350, 36700, 40003, 80006, 160012, 200015, 400030, 800060, 1000075, 2000150, 4000300]

約数ペア:

[(1, 4000300), (2, 2000150), (4, 1000075), (5, 800060), (10, 400030), (20, 200015), (25, 160012), (50, 80006), (100, 40003), (109, 36700), (218, 18350), (367, 10900), (436, 9175), (545, 7340), (734, 5450), (1090, 3670), (1468, 2725), (1835, 2180)]