66262940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{194891}}^1$

素因数の和:194917

約数の個数: 24

約数和(自身を含む): 147338352

約数和(自身を除く): 81075412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 194891, 389782, 779564, 974455, 1948910, 3313147, 3897820, 6626294, 13252588, 16565735, 33131470, 66262940]

約数ペア:

[(1, 66262940), (2, 33131470), (4, 16565735), (5, 13252588), (10, 6626294), (17, 3897820), (20, 3313147), (34, 1948910), (68, 974455), (85, 779564), (170, 389782), (340, 194891)]