28249390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11437}}^1$

素因数の和:11476

約数の個数: 32

約数和(自身を含む): 57647520

約数和(自身を除く): 29398130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 11437, 22874, 57185, 114370, 148681, 217303, 297362, 434606, 743405, 1086515, 1486810, 2173030, 2824939, 5649878, 14124695, 28249390]

約数ペア:

[(1, 28249390), (2, 14124695), (5, 5649878), (10, 2824939), (13, 2173030), (19, 1486810), (26, 1086515), (38, 743405), (65, 434606), (95, 297362), (130, 217303), (190, 148681), (247, 114370), (494, 57185), (1235, 22874), (2470, 11437)]