128424190

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{47389}}^1$

素因数の和:47667

約数の個数: 16

約数和(自身を含む): 232021440

約数和(自身を除く): 103597250

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 47389, 94778, 236945, 473890, 12842419, 25684838, 64212095, 128424190]

約数ペア:

[(1, 128424190), (2, 64212095), (5, 25684838), (10, 12842419), (271, 473890), (542, 236945), (1355, 94778), (2710, 47389)]