20043320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45553}}^1$

素因数の和:45575

約数の個数: 32

約数和(自身を含む): 49198320

約数和(自身を除く): 29155000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45553, 91106, 182212, 227765, 364424, 455530, 501083, 911060, 1002166, 1822120, 2004332, 2505415, 4008664, 5010830, 10021660, 20043320]

約数ペア:

[(1, 20043320), (2, 10021660), (4, 5010830), (5, 4008664), (8, 2505415), (10, 2004332), (11, 1822120), (20, 1002166), (22, 911060), (40, 501083), (44, 455530), (55, 364424), (88, 227765), (110, 182212), (220, 91106), (440, 45553)]