990198530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4305211}}^1$

素因数の和:4305241

約数の個数: 16

約数和(自身を含む): 1859851584

約数和(自身を除く): 869653054

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 4305211, 8610422, 21526055, 43052110, 99019853, 198039706, 495099265, 990198530]

約数ペア:

[(1, 990198530), (2, 495099265), (5, 198039706), (10, 99019853), (23, 43052110), (46, 21526055), (115, 8610422), (230, 4305211)]