2289702920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{21991}}^1$

素因数の和:22158

約数の個数: 64

約数和(自身を含む): 5462812800

約数和(自身を除く): 3173109880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 274, 380, 548, 685, 760, 1096, 1370, 2603, 2740, 5206, 5480, 10412, 13015, 20824, 21991, 26030, 43982, 52060, 87964, 104120, 109955, 175928, 219910, 417829, 439820, 835658, 879640, 1671316, 2089145, 3012767, 3342632, 4178290, 6025534, 8356580, 12051068, 15063835, 16713160, 24102136, 30127670, 57242573, 60255340, 114485146, 120510680, 228970292, 286212865, 457940584, 572425730, 1144851460, 2289702920]

約数ペア:

[(1, 2289702920), (2, 1144851460), (4, 572425730), (5, 457940584), (8, 286212865), (10, 228970292), (19, 120510680), (20, 114485146), (38, 60255340), (40, 57242573), (76, 30127670), (95, 24102136), (137, 16713160), (152, 15063835), (190, 12051068), (274, 8356580), (380, 6025534), (548, 4178290), (685, 3342632), (760, 3012767), (1096, 2089145), (1370, 1671316), (2603, 879640), (2740, 835658), (5206, 439820), (5480, 417829), (10412, 219910), (13015, 175928), (20824, 109955), (21991, 104120), (26030, 87964), (43982, 52060)]