1640711080

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{57853}}^1$

素因数の和:58573

約数の個数: 32

約数和(自身を含む): 3696870600

約数和(自身を除く): 2056159520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3545, 5672, 7090, 14180, 28360, 57853, 115706, 231412, 289265, 462824, 578530, 1157060, 2314120, 41017777, 82035554, 164071108, 205088885, 328142216, 410177770, 820355540, 1640711080]

約数ペア:

[(1, 1640711080), (2, 820355540), (4, 410177770), (5, 328142216), (8, 205088885), (10, 164071108), (20, 82035554), (40, 41017777), (709, 2314120), (1418, 1157060), (2836, 578530), (3545, 462824), (5672, 289265), (7090, 231412), (14180, 115706), (28360, 57853)]