90032020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{346277}}^1$

素因数の和:346299

約数の個数: 24

約数和(自身を含む): 203611464

約数和(自身を除く): 113579444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 346277, 692554, 1385108, 1731385, 3462770, 4501601, 6925540, 9003202, 18006404, 22508005, 45016010, 90032020]

約数ペア:

[(1, 90032020), (2, 45016010), (4, 22508005), (5, 18006404), (10, 9003202), (13, 6925540), (20, 4501601), (26, 3462770), (52, 1731385), (65, 1385108), (130, 692554), (260, 346277)]