19594980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 61649280

約数和(自身を除く): 42054300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 131, 135, 180, 262, 270, 277, 393, 524, 540, 554, 655, 786, 831, 1108, 1179, 1310, 1385, 1572, 1662, 1965, 2358, 2493, 2620, 2770, 3324, 3537, 3930, 4155, 4716, 4986, 5540, 5895, 7074, 7479, 7860, 8310, 9972, 11790, 12465, 14148, 14958, 16620, 17685, 23580, 24930, 29916, 35370, 36287, 37395, 49860, 70740, 72574, 74790, 108861, 145148, 149580, 181435, 217722, 326583, 362870, 435444, 544305, 653166, 725740, 979749, 1088610, 1306332, 1632915, 1959498, 2177220, 3265830, 3918996, 4898745, 6531660, 9797490, 19594980]

約数ペア:

[(1, 19594980), (2, 9797490), (3, 6531660), (4, 4898745), (5, 3918996), (6, 3265830), (9, 2177220), (10, 1959498), (12, 1632915), (15, 1306332), (18, 1088610), (20, 979749), (27, 725740), (30, 653166), (36, 544305), (45, 435444), (54, 362870), (60, 326583), (90, 217722), (108, 181435), (131, 149580), (135, 145148), (180, 108861), (262, 74790), (270, 72574), (277, 70740), (393, 49860), (524, 37395), (540, 36287), (554, 35370), (655, 29916), (786, 24930), (831, 23580), (1108, 17685), (1179, 16620), (1310, 14958), (1385, 14148), (1572, 12465), (1662, 11790), (1965, 9972), (2358, 8310), (2493, 7860), (2620, 7479), (2770, 7074), (3324, 5895), (3537, 5540), (3930, 4986), (4155, 4716)]