40144280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91237}}^1$

素因数の和:91259

約数の個数: 32

約数和(自身を含む): 98537040

約数和(自身を除く): 58392760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 91237, 182474, 364948, 456185, 729896, 912370, 1003607, 1824740, 2007214, 3649480, 4014428, 5018035, 8028856, 10036070, 20072140, 40144280]

約数ペア:

[(1, 40144280), (2, 20072140), (4, 10036070), (5, 8028856), (8, 5018035), (10, 4014428), (11, 3649480), (20, 2007214), (22, 1824740), (40, 1003607), (44, 912370), (55, 729896), (88, 456185), (110, 364948), (220, 182474), (440, 91237)]