40679984

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{8123}}^1$

素因数の和:8444

約数の個数: 20

約数和(自身を含む): 79079016

約数和(自身を除く): 38399032

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 8123, 16246, 32492, 64984, 129968, 2542499, 5084998, 10169996, 20339992, 40679984]

約数ペア:

[(1, 40679984), (2, 20339992), (4, 10169996), (8, 5084998), (16, 2542499), (313, 129968), (626, 64984), (1252, 32492), (2504, 16246), (5008, 8123)]