39440884

素因数分解:

$2^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 90720000

約数和(自身を除く): 51279116

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 89, 98, 119, 133, 178, 196, 238, 266, 323, 343, 356, 476, 532, 623, 646, 686, 833, 931, 1246, 1292, 1372, 1513, 1666, 1691, 1862, 2261, 2492, 3026, 3332, 3382, 3724, 4361, 4522, 5831, 6052, 6517, 6764, 8722, 9044, 10591, 11662, 11837, 13034, 15827, 17444, 21182, 23324, 23674, 26068, 28747, 30527, 31654, 42364, 47348, 57494, 61054, 63308, 74137, 82859, 110789, 114988, 122108, 148274, 165718, 201229, 221578, 296548, 331436, 402458, 443156, 518959, 580013, 804916, 1037918, 1160026, 1408603, 2075836, 2320052, 2817206, 5634412, 9860221, 19720442, 39440884]

約数ペア:

[(1, 39440884), (2, 19720442), (4, 9860221), (7, 5634412), (14, 2817206), (17, 2320052), (19, 2075836), (28, 1408603), (34, 1160026), (38, 1037918), (49, 804916), (68, 580013), (76, 518959), (89, 443156), (98, 402458), (119, 331436), (133, 296548), (178, 221578), (196, 201229), (238, 165718), (266, 148274), (323, 122108), (343, 114988), (356, 110789), (476, 82859), (532, 74137), (623, 63308), (646, 61054), (686, 57494), (833, 47348), (931, 42364), (1246, 31654), (1292, 30527), (1372, 28747), (1513, 26068), (1666, 23674), (1691, 23324), (1862, 21182), (2261, 17444), (2492, 15827), (3026, 13034), (3332, 11837), (3382, 11662), (3724, 10591), (4361, 9044), (4522, 8722), (5831, 6764), (6052, 6517)]