290420297860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{188584609}}^1$

素因数の和:188584636

約数の個数: 48

約数和(自身を含む): 760373147520

約数和(自身を除く): 469952849660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 188584609, 377169218, 754338436, 942923045, 1320092263, 1885846090, 2074430699, 2640184526, 3771692180, 4148861398, 5280369052, 6600461315, 8297722796, 10372153495, 13200922630, 14521014893, 20744306990, 26401845260, 29042029786, 41488613980, 58084059572, 72605074465, 145210148930, 290420297860]

約数ペア:

[(1, 290420297860), (2, 145210148930), (4, 72605074465), (5, 58084059572), (7, 41488613980), (10, 29042029786), (11, 26401845260), (14, 20744306990), (20, 14521014893), (22, 13200922630), (28, 10372153495), (35, 8297722796), (44, 6600461315), (55, 5280369052), (70, 4148861398), (77, 3771692180), (110, 2640184526), (140, 2074430699), (154, 1885846090), (220, 1320092263), (308, 942923045), (385, 754338436), (770, 377169218), (1540, 188584609)]