4070920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 11162880

約数和(自身を除く): 7091960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 67, 70, 98, 124, 134, 140, 155, 196, 217, 245, 248, 268, 280, 310, 335, 392, 434, 469, 490, 536, 620, 670, 868, 938, 980, 1085, 1240, 1340, 1519, 1736, 1876, 1960, 2077, 2170, 2345, 2680, 3038, 3283, 3752, 4154, 4340, 4690, 6076, 6566, 7595, 8308, 8680, 9380, 10385, 12152, 13132, 14539, 15190, 16415, 16616, 18760, 20770, 26264, 29078, 30380, 32830, 41540, 58156, 60760, 65660, 72695, 83080, 101773, 116312, 131320, 145390, 203546, 290780, 407092, 508865, 581560, 814184, 1017730, 2035460, 4070920]

約数ペア:

[(1, 4070920), (2, 2035460), (4, 1017730), (5, 814184), (7, 581560), (8, 508865), (10, 407092), (14, 290780), (20, 203546), (28, 145390), (31, 131320), (35, 116312), (40, 101773), (49, 83080), (56, 72695), (62, 65660), (67, 60760), (70, 58156), (98, 41540), (124, 32830), (134, 30380), (140, 29078), (155, 26264), (196, 20770), (217, 18760), (245, 16616), (248, 16415), (268, 15190), (280, 14539), (310, 13132), (335, 12152), (392, 10385), (434, 9380), (469, 8680), (490, 8308), (536, 7595), (620, 6566), (670, 6076), (868, 4690), (938, 4340), (980, 4154), (1085, 3752), (1240, 3283), (1340, 3038), (1519, 2680), (1736, 2345), (1876, 2170), (1960, 2077)]