2815694840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{4903}}^1$

素因数の和:5221

約数の個数: 96

約数和(自身を含む): 7396310880

約数和(自身を除く): 4580616040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 293, 392, 490, 586, 980, 1172, 1465, 1960, 2051, 2344, 2930, 4102, 4903, 5860, 8204, 9806, 10255, 11720, 14357, 16408, 19612, 20510, 24515, 28714, 34321, 39224, 41020, 49030, 57428, 68642, 71785, 82040, 98060, 114856, 137284, 143570, 171605, 196120, 240247, 274568, 287140, 343210, 480494, 574280, 686420, 960988, 1201235, 1372840, 1436579, 1921976, 2402470, 2873158, 4804940, 5746316, 7182895, 9609880, 10056053, 11492632, 14365790, 20112106, 28731580, 40224212, 50280265, 57463160, 70392371, 80448424, 100560530, 140784742, 201121060, 281569484, 351961855, 402242120, 563138968, 703923710, 1407847420, 2815694840]

約数ペア:

[(1, 2815694840), (2, 1407847420), (4, 703923710), (5, 563138968), (7, 402242120), (8, 351961855), (10, 281569484), (14, 201121060), (20, 140784742), (28, 100560530), (35, 80448424), (40, 70392371), (49, 57463160), (56, 50280265), (70, 40224212), (98, 28731580), (140, 20112106), (196, 14365790), (245, 11492632), (280, 10056053), (293, 9609880), (392, 7182895), (490, 5746316), (586, 4804940), (980, 2873158), (1172, 2402470), (1465, 1921976), (1960, 1436579), (2051, 1372840), (2344, 1201235), (2930, 960988), (4102, 686420), (4903, 574280), (5860, 480494), (8204, 343210), (9806, 287140), (10255, 274568), (11720, 240247), (14357, 196120), (16408, 171605), (19612, 143570), (20510, 137284), (24515, 114856), (28714, 98060), (34321, 82040), (39224, 71785), (41020, 68642), (49030, 57428)]