40628744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1621}}^1$

素因数の和:1881

約数の個数: 32

約数和(自身を含む): 82430040

約数和(自身を除く): 41801296

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 964, 1621, 1928, 3133, 3242, 6266, 6484, 12532, 12968, 21073, 25064, 42146, 84292, 168584, 390661, 781322, 1562644, 3125288, 5078593, 10157186, 20314372, 40628744]

約数ペア:

[(1, 40628744), (2, 20314372), (4, 10157186), (8, 5078593), (13, 3125288), (26, 1562644), (52, 781322), (104, 390661), (241, 168584), (482, 84292), (964, 42146), (1621, 25064), (1928, 21073), (3133, 12968), (3242, 12532), (6266, 6484)]