3223420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3931}}^1$

素因数の和:3981

約数の個数: 24

約数和(自身を含む): 6936048

約数和(自身を除く): 3712628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3931, 7862, 15724, 19655, 39310, 78620, 161171, 322342, 644684, 805855, 1611710, 3223420]

約数ペア:

[(1, 3223420), (2, 1611710), (4, 805855), (5, 644684), (10, 322342), (20, 161171), (41, 78620), (82, 39310), (164, 19655), (205, 15724), (410, 7862), (820, 3931)]