40312016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{28309}}^1$

素因数の和:28406

約数の個数: 20

約数和(自身を含む): 78984900

約数和(自身を除く): 38672884

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 28309, 56618, 113236, 226472, 452944, 2519501, 5039002, 10078004, 20156008, 40312016]

約数ペア:

[(1, 40312016), (2, 20156008), (4, 10078004), (8, 5039002), (16, 2519501), (89, 452944), (178, 226472), (356, 113236), (712, 56618), (1424, 28309)]