22490260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86501}}^1$

素因数の和:86523

約数の個数: 24

約数和(自身を含む): 50863176

約数和(自身を除く): 28372916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 86501, 173002, 346004, 432505, 865010, 1124513, 1730020, 2249026, 4498052, 5622565, 11245130, 22490260]

約数ペア:

[(1, 22490260), (2, 11245130), (4, 5622565), (5, 4498052), (10, 2249026), (13, 1730020), (20, 1124513), (26, 865010), (52, 432505), (65, 346004), (130, 173002), (260, 86501)]