13509320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30703}}^1$

素因数の和:30725

約数の個数: 32

約数和(自身を含む): 33160320

約数和(自身を除く): 19651000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30703, 61406, 122812, 153515, 245624, 307030, 337733, 614060, 675466, 1228120, 1350932, 1688665, 2701864, 3377330, 6754660, 13509320]

約数ペア:

[(1, 13509320), (2, 6754660), (4, 3377330), (5, 2701864), (8, 1688665), (10, 1350932), (11, 1228120), (20, 675466), (22, 614060), (40, 337733), (44, 307030), (55, 245624), (88, 153515), (110, 122812), (220, 61406), (440, 30703)]