15520120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5039}}^1$

素因数の和:5068

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 28025480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 5039, 10078, 20156, 25195, 35273, 40312, 50390, 55429, 70546, 100780, 110858, 141092, 176365, 201560, 221716, 277145, 282184, 352730, 388003, 443432, 554290, 705460, 776006, 1108580, 1410920, 1552012, 1940015, 2217160, 3104024, 3880030, 7760060, 15520120]

約数ペア:

[(1, 15520120), (2, 7760060), (4, 3880030), (5, 3104024), (7, 2217160), (8, 1940015), (10, 1552012), (11, 1410920), (14, 1108580), (20, 776006), (22, 705460), (28, 554290), (35, 443432), (40, 388003), (44, 352730), (55, 282184), (56, 277145), (70, 221716), (77, 201560), (88, 176365), (110, 141092), (140, 110858), (154, 100780), (220, 70546), (280, 55429), (308, 50390), (385, 40312), (440, 35273), (616, 25195), (770, 20156), (1540, 10078), (3080, 5039)]