39611980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{86113}}^1$

素因数の和:86145

約数の個数: 24

約数和(自身を含む): 86802912

約数和(自身を除く): 47190932

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 86113, 172226, 344452, 430565, 861130, 1722260, 1980599, 3961198, 7922396, 9902995, 19805990, 39611980]

約数ペア:

[(1, 39611980), (2, 19805990), (4, 9902995), (5, 7922396), (10, 3961198), (20, 1980599), (23, 1722260), (46, 861130), (92, 430565), (115, 344452), (230, 172226), (460, 86113)]