305890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:214

約数の個数: 24

約数和(自身を含む): 599508

約数和(自身を除く): 293618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 181, 338, 362, 845, 905, 1690, 1810, 2353, 4706, 11765, 23530, 30589, 61178, 152945, 305890]

約数ペア:

[(1, 305890), (2, 152945), (5, 61178), (10, 30589), (13, 23530), (26, 11765), (65, 4706), (130, 2353), (169, 1810), (181, 1690), (338, 905), (362, 845)]