1131445880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1663891}}^1$

素因数の和:1663919

約数の個数: 32

約数和(自身を含む): 2695505040

約数和(自身を除く): 1564059160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1663891, 3327782, 6655564, 8319455, 13311128, 16638910, 28286147, 33277820, 56572294, 66555640, 113144588, 141430735, 226289176, 282861470, 565722940, 1131445880]

約数ペア:

[(1, 1131445880), (2, 565722940), (4, 282861470), (5, 226289176), (8, 141430735), (10, 113144588), (17, 66555640), (20, 56572294), (34, 33277820), (40, 28286147), (68, 16638910), (85, 13311128), (136, 8319455), (170, 6655564), (340, 3327782), (680, 1663891)]