89998540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2017}}^1$

素因数の和:2146

約数の個数: 48

約数和(自身を含む): 199346112

約数和(自身を除く): 109347572

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2017, 2231, 4034, 4462, 8068, 8924, 10085, 11155, 20170, 22310, 40340, 44620, 46391, 92782, 185564, 195649, 231955, 391298, 463910, 782596, 927820, 978245, 1956490, 3912980, 4499927, 8999854, 17999708, 22499635, 44999270, 89998540]

約数ペア:

[(1, 89998540), (2, 44999270), (4, 22499635), (5, 17999708), (10, 8999854), (20, 4499927), (23, 3912980), (46, 1956490), (92, 978245), (97, 927820), (115, 782596), (194, 463910), (230, 391298), (388, 231955), (460, 195649), (485, 185564), (970, 92782), (1940, 46391), (2017, 44620), (2231, 40340), (4034, 22310), (4462, 20170), (8068, 11155), (8924, 10085)]