40401530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310781}}^1$

素因数の和:310801

約数の個数: 16

約数和(自身を含む): 78317064

約数和(自身を除く): 37915534

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 310781, 621562, 1553905, 3107810, 4040153, 8080306, 20200765, 40401530]

約数ペア:

[(1, 40401530), (2, 20200765), (5, 8080306), (10, 4040153), (13, 3107810), (26, 1553905), (65, 621562), (130, 310781)]