2018622970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:660

約数の個数: 128

約数和(自身を含む): 4655185920

約数和(自身を除く): 2636562950

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 163, 182, 217, 310, 326, 403, 434, 439, 455, 806, 815, 878, 910, 1085, 1141, 1630, 2015, 2119, 2170, 2195, 2282, 2821, 3073, 4030, 4238, 4390, 5053, 5642, 5705, 5707, 6146, 10106, 10595, 11410, 11414, 13609, 14105, 14833, 15365, 21190, 25265, 27218, 28210, 28535, 29666, 30730, 35371, 39949, 50530, 57070, 65689, 68045, 70742, 71557, 74165, 79898, 95263, 131378, 136090, 143114, 148330, 176855, 176917, 190526, 199745, 328445, 353710, 353834, 357785, 399490, 459823, 476315, 500899, 656890, 715570, 884585, 919646, 930241, 952630, 1001798, 1238419, 1769170, 1860482, 2218267, 2299115, 2476838, 2504495, 4436534, 4598230, 4651205, 5008990, 6192095, 6511687, 9302410, 11091335, 12384190, 13023374, 15527869, 22182670, 28837471, 31055738, 32558435, 57674942, 65116870, 77639345, 144187355, 155278690, 201862297, 288374710, 403724594, 1009311485, 2018622970]

約数ペア:

[(1, 2018622970), (2, 1009311485), (5, 403724594), (7, 288374710), (10, 201862297), (13, 155278690), (14, 144187355), (26, 77639345), (31, 65116870), (35, 57674942), (62, 32558435), (65, 31055738), (70, 28837471), (91, 22182670), (130, 15527869), (155, 13023374), (163, 12384190), (182, 11091335), (217, 9302410), (310, 6511687), (326, 6192095), (403, 5008990), (434, 4651205), (439, 4598230), (455, 4436534), (806, 2504495), (815, 2476838), (878, 2299115), (910, 2218267), (1085, 1860482), (1141, 1769170), (1630, 1238419), (2015, 1001798), (2119, 952630), (2170, 930241), (2195, 919646), (2282, 884585), (2821, 715570), (3073, 656890), (4030, 500899), (4238, 476315), (4390, 459823), (5053, 399490), (5642, 357785), (5705, 353834), (5707, 353710), (6146, 328445), (10106, 199745), (10595, 190526), (11410, 176917), (11414, 176855), (13609, 148330), (14105, 143114), (14833, 136090), (15365, 131378), (21190, 95263), (25265, 79898), (27218, 74165), (28210, 71557), (28535, 70742), (29666, 68045), (30730, 65689), (35371, 57070), (39949, 50530)]