1689424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 3705120

約数和(自身を除く): 2015696

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 331, 464, 638, 662, 1276, 1324, 2552, 2648, 3641, 5104, 5296, 7282, 9599, 14564, 19198, 29128, 38396, 58256, 76792, 105589, 153584, 211178, 422356, 844712, 1689424]

約数ペア:

[(1, 1689424), (2, 844712), (4, 422356), (8, 211178), (11, 153584), (16, 105589), (22, 76792), (29, 58256), (44, 38396), (58, 29128), (88, 19198), (116, 14564), (176, 9599), (232, 7282), (319, 5296), (331, 5104), (464, 3641), (638, 2648), (662, 2552), (1276, 1324)]