11123320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21391}}^1$

素因数の和:21415

約数の個数: 32

約数和(自身を含む): 26953920

約数和(自身を除く): 15830600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 21391, 42782, 85564, 106955, 171128, 213910, 278083, 427820, 556166, 855640, 1112332, 1390415, 2224664, 2780830, 5561660, 11123320]

約数ペア:

[(1, 11123320), (2, 5561660), (4, 2780830), (5, 2224664), (8, 1390415), (10, 1112332), (13, 855640), (20, 556166), (26, 427820), (40, 278083), (52, 213910), (65, 171128), (104, 106955), (130, 85564), (260, 42782), (520, 21391)]