40634680

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2357}}^1$

素因数の和:2799

約数の個数: 32

約数和(自身を含む): 91679040

約数和(自身を除く): 51044360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 2357, 3448, 4310, 4714, 8620, 9428, 11785, 17240, 18856, 23570, 47140, 94280, 1015867, 2031734, 4063468, 5079335, 8126936, 10158670, 20317340, 40634680]

約数ペア:

[(1, 40634680), (2, 20317340), (4, 10158670), (5, 8126936), (8, 5079335), (10, 4063468), (20, 2031734), (40, 1015867), (431, 94280), (862, 47140), (1724, 23570), (2155, 18856), (2357, 17240), (3448, 11785), (4310, 9428), (4714, 8620)]