381752020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1468277}}^1$

素因数の和:1468299

約数の個数: 24

約数和(自身を含む): 863347464

約数和(自身を除く): 481595444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1468277, 2936554, 5873108, 7341385, 14682770, 19087601, 29365540, 38175202, 76350404, 95438005, 190876010, 381752020]

約数ペア:

[(1, 381752020), (2, 190876010), (4, 95438005), (5, 76350404), (10, 38175202), (13, 29365540), (20, 19087601), (26, 14682770), (52, 7341385), (65, 5873108), (130, 2936554), (260, 1468277)]