39896720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21683}}^1$

素因数の和:21719

約数の個数: 40

約数和(自身を含む): 96797376

約数和(自身を除く): 56900656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21683, 43366, 86732, 108415, 173464, 216830, 346928, 433660, 498709, 867320, 997418, 1734640, 1994836, 2493545, 3989672, 4987090, 7979344, 9974180, 19948360, 39896720]

約数ペア:

[(1, 39896720), (2, 19948360), (4, 9974180), (5, 7979344), (8, 4987090), (10, 3989672), (16, 2493545), (20, 1994836), (23, 1734640), (40, 997418), (46, 867320), (80, 498709), (92, 433660), (115, 346928), (184, 216830), (230, 173464), (368, 108415), (460, 86732), (920, 43366), (1840, 21683)]