3780140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 10235904

約数和(自身を除く): 6455764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 67, 70, 91, 124, 130, 134, 140, 155, 182, 217, 260, 268, 310, 335, 364, 403, 434, 455, 469, 620, 670, 806, 868, 871, 910, 938, 1085, 1340, 1612, 1742, 1820, 1876, 2015, 2077, 2170, 2345, 2821, 3484, 4030, 4154, 4340, 4355, 4690, 5642, 6097, 8060, 8308, 8710, 9380, 10385, 11284, 12194, 14105, 14539, 17420, 20770, 24388, 27001, 28210, 29078, 30485, 41540, 54002, 56420, 58156, 60970, 72695, 108004, 121940, 135005, 145390, 189007, 270010, 290780, 378014, 540020, 756028, 945035, 1890070, 3780140]

約数ペア:

[(1, 3780140), (2, 1890070), (4, 945035), (5, 756028), (7, 540020), (10, 378014), (13, 290780), (14, 270010), (20, 189007), (26, 145390), (28, 135005), (31, 121940), (35, 108004), (52, 72695), (62, 60970), (65, 58156), (67, 56420), (70, 54002), (91, 41540), (124, 30485), (130, 29078), (134, 28210), (140, 27001), (155, 24388), (182, 20770), (217, 17420), (260, 14539), (268, 14105), (310, 12194), (335, 11284), (364, 10385), (403, 9380), (434, 8710), (455, 8308), (469, 8060), (620, 6097), (670, 5642), (806, 4690), (868, 4355), (871, 4340), (910, 4154), (938, 4030), (1085, 3484), (1340, 2821), (1612, 2345), (1742, 2170), (1820, 2077), (1876, 2015)]