40837960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23743}}^1$

素因数の和:23797

約数の個数: 32

約数和(自身を含む): 94026240

約数和(自身を除く): 53188280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 23743, 47486, 94972, 118715, 189944, 237430, 474860, 949720, 1020949, 2041898, 4083796, 5104745, 8167592, 10209490, 20418980, 40837960]

約数ペア:

[(1, 40837960), (2, 20418980), (4, 10209490), (5, 8167592), (8, 5104745), (10, 4083796), (20, 2041898), (40, 1020949), (43, 949720), (86, 474860), (172, 237430), (215, 189944), (344, 118715), (430, 94972), (860, 47486), (1720, 23743)]