40399216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17657}}^1$

素因数の和:17689

約数の個数: 40

約数和(自身を含む): 91962864

約数和(自身を除く): 51563648

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 17657, 35314, 70628, 141256, 194227, 229541, 282512, 388454, 459082, 776908, 918164, 1553816, 1836328, 2524951, 3107632, 3672656, 5049902, 10099804, 20199608, 40399216]

約数ペア:

[(1, 40399216), (2, 20199608), (4, 10099804), (8, 5049902), (11, 3672656), (13, 3107632), (16, 2524951), (22, 1836328), (26, 1553816), (44, 918164), (52, 776908), (88, 459082), (104, 388454), (143, 282512), (176, 229541), (208, 194227), (286, 141256), (572, 70628), (1144, 35314), (2288, 17657)]