31040240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5039}}^1$

素因数の和:5070

約数の個数: 80

約数和(自身を含む): 89994240

約数和(自身を除く): 58954000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 5039, 6160, 10078, 20156, 25195, 35273, 40312, 50390, 55429, 70546, 80624, 100780, 110858, 141092, 176365, 201560, 221716, 277145, 282184, 352730, 388003, 403120, 443432, 554290, 564368, 705460, 776006, 886864, 1108580, 1410920, 1552012, 1940015, 2217160, 2821840, 3104024, 3880030, 4434320, 6208048, 7760060, 15520120, 31040240]

約数ペア:

[(1, 31040240), (2, 15520120), (4, 7760060), (5, 6208048), (7, 4434320), (8, 3880030), (10, 3104024), (11, 2821840), (14, 2217160), (16, 1940015), (20, 1552012), (22, 1410920), (28, 1108580), (35, 886864), (40, 776006), (44, 705460), (55, 564368), (56, 554290), (70, 443432), (77, 403120), (80, 388003), (88, 352730), (110, 282184), (112, 277145), (140, 221716), (154, 201560), (176, 176365), (220, 141092), (280, 110858), (308, 100780), (385, 80624), (440, 70546), (560, 55429), (616, 50390), (770, 40312), (880, 35273), (1232, 25195), (1540, 20156), (3080, 10078), (5039, 6160)]