1285290416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{183823}}^1$

素因数の和:183873

約数の個数: 40

約数和(自身を含む): 2735301120

約数和(自身を除く): 1450010704

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 183823, 367646, 735292, 1470584, 2941168, 3492637, 4227929, 6985274, 8455858, 13970548, 16911716, 27941096, 33823432, 55882192, 67646864, 80330651, 160661302, 321322604, 642645208, 1285290416]

約数ペア:

[(1, 1285290416), (2, 642645208), (4, 321322604), (8, 160661302), (16, 80330651), (19, 67646864), (23, 55882192), (38, 33823432), (46, 27941096), (76, 16911716), (92, 13970548), (152, 8455858), (184, 6985274), (304, 4227929), (368, 3492637), (437, 2941168), (874, 1470584), (1748, 735292), (3496, 367646), (6992, 183823)]