2019574540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{13907}}^1$

素因数の和:14106

約数の個数: 48

約数和(自身を含む): 4352981472

約数和(自身を除く): 2333406932

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 530, 548, 685, 1060, 1370, 2740, 7261, 13907, 14522, 27814, 29044, 36305, 55628, 69535, 72610, 139070, 145220, 278140, 737071, 1474142, 1905259, 2948284, 3685355, 3810518, 7370710, 7621036, 9526295, 14741420, 19052590, 38105180, 100978727, 201957454, 403914908, 504893635, 1009787270, 2019574540]

約数ペア:

[(1, 2019574540), (2, 1009787270), (4, 504893635), (5, 403914908), (10, 201957454), (20, 100978727), (53, 38105180), (106, 19052590), (137, 14741420), (212, 9526295), (265, 7621036), (274, 7370710), (530, 3810518), (548, 3685355), (685, 2948284), (1060, 1905259), (1370, 1474142), (2740, 737071), (7261, 278140), (13907, 145220), (14522, 139070), (27814, 72610), (29044, 69535), (36305, 55628)]