1640840802040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3729183641}}^1$

素因数の和:3729183663

約数の個数: 32

約数和(自身を含む): 4027518333360

約数和(自身を除く): 2386677531320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3729183641, 7458367282, 14916734564, 18645918205, 29833469128, 37291836410, 41021020051, 74583672820, 82042040102, 149167345640, 164084080204, 205105100255, 328168160408, 410210200510, 820420401020, 1640840802040]

約数ペア:

[(1, 1640840802040), (2, 820420401020), (4, 410210200510), (5, 328168160408), (8, 205105100255), (10, 164084080204), (11, 149167345640), (20, 82042040102), (22, 74583672820), (40, 41021020051), (44, 37291836410), (55, 29833469128), (88, 18645918205), (110, 14916734564), (220, 7458367282), (440, 3729183641)]