85800220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{390001}}^1$

素因数の和:390021

約数の個数: 24

約数和(自身を含む): 196561008

約数和(自身を除く): 110760788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 390001, 780002, 1560004, 1950005, 3900010, 4290011, 7800020, 8580022, 17160044, 21450055, 42900110, 85800220]

約数ペア:

[(1, 85800220), (2, 42900110), (4, 21450055), (5, 17160044), (10, 8580022), (11, 7800020), (20, 4290011), (22, 3900010), (44, 1950005), (55, 1560004), (110, 780002), (220, 390001)]