30891910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23227}}^1$

素因数の和:23260

約数の個数: 32

約数和(自身を含む): 66896640

約数和(自身を除く): 36004730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 23227, 46454, 116135, 162589, 232270, 325178, 441313, 812945, 882626, 1625890, 2206565, 3089191, 4413130, 6178382, 15445955, 30891910]

約数ペア:

[(1, 30891910), (2, 15445955), (5, 6178382), (7, 4413130), (10, 3089191), (14, 2206565), (19, 1625890), (35, 882626), (38, 812945), (70, 441313), (95, 325178), (133, 232270), (190, 162589), (266, 116135), (665, 46454), (1330, 23227)]