20552020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27773}}^1$

素因数の和:27819

約数の個数: 24

約数和(自身を含む): 44327304

約数和(自身を除く): 23775284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27773, 55546, 111092, 138865, 277730, 555460, 1027601, 2055202, 4110404, 5138005, 10276010, 20552020]

約数ペア:

[(1, 20552020), (2, 10276010), (4, 5138005), (5, 4110404), (10, 2055202), (20, 1027601), (37, 555460), (74, 277730), (148, 138865), (185, 111092), (370, 55546), (740, 27773)]