6443320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12415

約数の個数: 32

約数和(自身を含む): 15613920

約数和(自身を除く): 9170600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 12391, 24782, 49564, 61955, 99128, 123910, 161083, 247820, 322166, 495640, 644332, 805415, 1288664, 1610830, 3221660, 6443320]

約数ペア:

[(1, 6443320), (2, 3221660), (4, 1610830), (5, 1288664), (8, 805415), (10, 644332), (13, 495640), (20, 322166), (26, 247820), (40, 161083), (52, 123910), (65, 99128), (104, 61955), (130, 49564), (260, 24782), (520, 12391)]