26321020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 60723936

約数和(自身を除く): 34402916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 661, 724, 905, 1322, 1810, 1991, 2644, 3305, 3620, 3982, 6610, 7271, 7964, 9955, 13220, 14542, 19910, 29084, 36355, 39820, 72710, 119641, 145420, 239282, 478564, 598205, 1196410, 1316051, 2392820, 2632102, 5264204, 6580255, 13160510, 26321020]

約数ペア:

[(1, 26321020), (2, 13160510), (4, 6580255), (5, 5264204), (10, 2632102), (11, 2392820), (20, 1316051), (22, 1196410), (44, 598205), (55, 478564), (110, 239282), (181, 145420), (220, 119641), (362, 72710), (661, 39820), (724, 36355), (905, 29084), (1322, 19910), (1810, 14542), (1991, 13220), (2644, 9955), (3305, 7964), (3620, 7271), (3982, 6610)]