55720020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 166763520

約数和(自身を除く): 111043500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 372, 435, 465, 580, 620, 870, 899, 930, 1033, 1740, 1798, 1860, 2066, 2697, 3099, 3596, 4132, 4495, 5165, 5394, 6198, 8990, 10330, 10788, 12396, 13485, 15495, 17980, 20660, 26970, 29957, 30990, 32023, 53940, 59914, 61980, 64046, 89871, 96069, 119828, 128092, 149785, 160115, 179742, 192138, 299570, 320230, 359484, 384276, 449355, 480345, 599140, 640460, 898710, 928667, 960690, 1797420, 1857334, 1921380, 2786001, 3714668, 4643335, 5572002, 9286670, 11144004, 13930005, 18573340, 27860010, 55720020]

約数ペア:

[(1, 55720020), (2, 27860010), (3, 18573340), (4, 13930005), (5, 11144004), (6, 9286670), (10, 5572002), (12, 4643335), (15, 3714668), (20, 2786001), (29, 1921380), (30, 1857334), (31, 1797420), (58, 960690), (60, 928667), (62, 898710), (87, 640460), (93, 599140), (116, 480345), (124, 449355), (145, 384276), (155, 359484), (174, 320230), (186, 299570), (290, 192138), (310, 179742), (348, 160115), (372, 149785), (435, 128092), (465, 119828), (580, 96069), (620, 89871), (870, 64046), (899, 61980), (930, 59914), (1033, 53940), (1740, 32023), (1798, 30990), (1860, 29957), (2066, 26970), (2697, 20660), (3099, 17980), (3596, 15495), (4132, 13485), (4495, 12396), (5165, 10788), (5394, 10330), (6198, 8990)]