2080240

素因数分解:

$2^4\times 5^1\times {\mathrm{26003}}^1$

素因数の和:26016

約数の個数: 20

約数和(自身を含む): 4836744

約数和(自身を除く): 2756504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26003, 52006, 104012, 130015, 208024, 260030, 416048, 520060, 1040120, 2080240]

約数ペア:

[(1, 2080240), (2, 1040120), (4, 520060), (5, 416048), (8, 260030), (10, 208024), (16, 130015), (20, 104012), (40, 52006), (80, 26003)]