2017869860

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{90977}}^1$

素因数の和:92095

約数の個数: 24

約数和(自身を含む): 4241394360

約数和(自身を除く): 2223524500

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 11090, 22180, 90977, 181954, 363908, 454885, 909770, 1819540, 100893493, 201786986, 403573972, 504467465, 1008934930, 2017869860]

約数ペア:

[(1, 2017869860), (2, 1008934930), (4, 504467465), (5, 403573972), (10, 201786986), (20, 100893493), (1109, 1819540), (2218, 909770), (4436, 454885), (5545, 363908), (11090, 181954), (22180, 90977)]