807008620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3668221}}^1$

素因数の和:3668241

約数の個数: 24

約数和(自身を含む): 1848783888

約数和(自身を除く): 1041775268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3668221, 7336442, 14672884, 18341105, 36682210, 40350431, 73364420, 80700862, 161401724, 201752155, 403504310, 807008620]

約数ペア:

[(1, 807008620), (2, 403504310), (4, 201752155), (5, 161401724), (10, 80700862), (11, 73364420), (20, 40350431), (22, 36682210), (44, 18341105), (55, 14672884), (110, 7336442), (220, 3668221)]