40690408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{683}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 83475360

約数和(自身を除く): 42784952

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 677, 683, 1354, 1366, 2708, 2732, 5416, 5464, 7447, 7513, 14894, 15026, 29788, 30052, 59576, 60104, 462391, 924782, 1849564, 3699128, 5086301, 10172602, 20345204, 40690408]

約数ペア:

[(1, 40690408), (2, 20345204), (4, 10172602), (8, 5086301), (11, 3699128), (22, 1849564), (44, 924782), (88, 462391), (677, 60104), (683, 59576), (1354, 30052), (1366, 29788), (2708, 15026), (2732, 14894), (5416, 7513), (5464, 7447)]