40660784

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{87631}}^1$

素因数の和:87668

約数の個数: 20

約数和(自身を含む): 81497760

約数和(自身を除く): 40836976

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 87631, 175262, 350524, 701048, 1402096, 2541299, 5082598, 10165196, 20330392, 40660784]

約数ペア:

[(1, 40660784), (2, 20330392), (4, 10165196), (8, 5082598), (16, 2541299), (29, 1402096), (58, 701048), (116, 350524), (232, 175262), (464, 87631)]