1621333220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1511}}^1\times {\mathrm{4127}}^1$

素因数の和:5660

約数の個数: 48

約数和(自身を含む): 3670023168

約数和(自身を除く): 2048689948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1511, 3022, 4127, 6044, 7555, 8254, 15110, 16508, 19643, 20635, 30220, 39286, 41270, 53651, 78572, 82540, 98215, 107302, 196430, 214604, 268255, 392860, 536510, 1073020, 6235897, 12471794, 24943588, 31179485, 62358970, 81066661, 124717940, 162133322, 324266644, 405333305, 810666610, 1621333220]

約数ペア:

[(1, 1621333220), (2, 810666610), (4, 405333305), (5, 324266644), (10, 162133322), (13, 124717940), (20, 81066661), (26, 62358970), (52, 31179485), (65, 24943588), (130, 12471794), (260, 6235897), (1511, 1073020), (3022, 536510), (4127, 392860), (6044, 268255), (7555, 214604), (8254, 196430), (15110, 107302), (16508, 98215), (19643, 82540), (20635, 78572), (30220, 53651), (39286, 41270)]