389623060

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{14951}}^1$

素因数の和:16263

約数の個数: 24

約数和(自身を含む): 818891136

約数和(自身を除く): 429268076

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 5212, 6515, 13030, 14951, 26060, 29902, 59804, 74755, 149510, 299020, 19481153, 38962306, 77924612, 97405765, 194811530, 389623060]

約数ペア:

[(1, 389623060), (2, 194811530), (4, 97405765), (5, 77924612), (10, 38962306), (20, 19481153), (1303, 299020), (2606, 149510), (5212, 74755), (6515, 59804), (13030, 29902), (14951, 26060)]