22109320

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3391}}^1$

素因数の和:3565

約数の個数: 32

約数和(自身を含む): 50065920

約数和(自身を除く): 27956600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 3391, 6520, 6782, 13564, 16955, 27128, 33910, 67820, 135640, 552733, 1105466, 2210932, 2763665, 4421864, 5527330, 11054660, 22109320]

約数ペア:

[(1, 22109320), (2, 11054660), (4, 5527330), (5, 4421864), (8, 2763665), (10, 2210932), (20, 1105466), (40, 552733), (163, 135640), (326, 67820), (652, 33910), (815, 27128), (1304, 16955), (1630, 13564), (3260, 6782), (3391, 6520)]