320069554

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{27983}}^1$

素因数の和:28054

約数の個数: 32

約数和(自身を含む): 591022080

約数和(自身を除く): 270952526

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1634, 5719, 11438, 27983, 55966, 195881, 391762, 531677, 1063354, 1203269, 2406538, 3721739, 7443478, 8422883, 16845766, 22862111, 45724222, 160034777, 320069554]

約数ペア:

[(1, 320069554), (2, 160034777), (7, 45724222), (14, 22862111), (19, 16845766), (38, 8422883), (43, 7443478), (86, 3721739), (133, 2406538), (266, 1203269), (301, 1063354), (602, 531677), (817, 391762), (1634, 195881), (5719, 55966), (11438, 27983)]