400664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 853200

約数和(自身を除く): 452536

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 157, 232, 314, 319, 628, 638, 1256, 1276, 1727, 2552, 3454, 4553, 6908, 9106, 13816, 18212, 36424, 50083, 100166, 200332, 400664]

約数ペア:

[(1, 400664), (2, 200332), (4, 100166), (8, 50083), (11, 36424), (22, 18212), (29, 13816), (44, 9106), (58, 6908), (88, 4553), (116, 3454), (157, 2552), (232, 1727), (314, 1276), (319, 1256), (628, 638)]