56321540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3821}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 130987584

約数和(自身を除く): 74666044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 3821, 7370, 7642, 14740, 15284, 19105, 38210, 42031, 76420, 84062, 168124, 210155, 256007, 420310, 512014, 840620, 1024028, 1280035, 2560070, 2816077, 5120140, 5632154, 11264308, 14080385, 28160770, 56321540]

約数ペア:

[(1, 56321540), (2, 28160770), (4, 14080385), (5, 11264308), (10, 5632154), (11, 5120140), (20, 2816077), (22, 2560070), (44, 1280035), (55, 1024028), (67, 840620), (110, 512014), (134, 420310), (220, 256007), (268, 210155), (335, 168124), (670, 84062), (737, 76420), (1340, 42031), (1474, 38210), (2948, 19105), (3685, 15284), (3821, 14740), (7370, 7642)]