2020220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 4297104

約数和(自身を除く): 2276884

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1217, 1660, 2434, 4868, 6085, 12170, 24340, 101011, 202022, 404044, 505055, 1010110, 2020220]

約数ペア:

[(1, 2020220), (2, 1010110), (4, 505055), (5, 404044), (10, 202022), (20, 101011), (83, 24340), (166, 12170), (332, 6085), (415, 4868), (830, 2434), (1217, 1660)]