286201220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{1559}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 614839680

約数和(自身を除く): 328638460

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 137, 268, 274, 335, 548, 670, 685, 1340, 1370, 1559, 2740, 3118, 6236, 7795, 9179, 15590, 18358, 31180, 36716, 45895, 91790, 104453, 183580, 208906, 213583, 417812, 427166, 522265, 854332, 1044530, 1067915, 2089060, 2135830, 4271660, 14310061, 28620122, 57240244, 71550305, 143100610, 286201220]

約数ペア:

[(1, 286201220), (2, 143100610), (4, 71550305), (5, 57240244), (10, 28620122), (20, 14310061), (67, 4271660), (134, 2135830), (137, 2089060), (268, 1067915), (274, 1044530), (335, 854332), (548, 522265), (670, 427166), (685, 417812), (1340, 213583), (1370, 208906), (1559, 183580), (2740, 104453), (3118, 91790), (6236, 45895), (7795, 36716), (9179, 31180), (15590, 18358)]