5421860

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{647}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 11430720

約数和(自身を除く): 6008860

約数列:

[1, 2, 4, 5, 10, 20, 419, 647, 838, 1294, 1676, 2095, 2588, 3235, 4190, 6470, 8380, 12940, 271093, 542186, 1084372, 1355465, 2710930, 5421860]

約数ペア:

[(1, 5421860), (2, 2710930), (4, 1355465), (5, 1084372), (10, 542186), (20, 271093), (419, 12940), (647, 8380), (838, 6470), (1294, 4190), (1676, 3235), (2095, 2588)]