136677620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401993}}^1$

素因数の和:402019

約数の個数: 24

約数和(自身を含む): 303907464

約数和(自身を除く): 167229844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 401993, 803986, 1607972, 2009965, 4019930, 6833881, 8039860, 13667762, 27335524, 34169405, 68338810, 136677620]

約数ペア:

[(1, 136677620), (2, 68338810), (4, 34169405), (5, 27335524), (10, 13667762), (17, 8039860), (20, 6833881), (34, 4019930), (68, 2009965), (85, 1607972), (170, 803986), (340, 401993)]