20874680260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1\times {\mathrm{7283}}^1$

素因数の和:7705

約数の個数: 96

約数和(自身を含む): 51102213120

約数和(自身を除く): 30227532860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 347, 413, 590, 694, 826, 1180, 1388, 1652, 1735, 2065, 2429, 3470, 4130, 4858, 6940, 7283, 8260, 9716, 12145, 14566, 20473, 24290, 29132, 36415, 40946, 48580, 50981, 72830, 81892, 101962, 102365, 143311, 145660, 203924, 204730, 254905, 286622, 409460, 429697, 509810, 573244, 716555, 859394, 1019620, 1433110, 1718788, 2148485, 2527201, 2866220, 3007879, 4296970, 5054402, 6015758, 8593940, 10108804, 12031516, 12636005, 15039395, 17690407, 25272010, 30078790, 35380814, 50544020, 60157580, 70761628, 88452035, 149104859, 176904070, 298209718, 353808140, 596419436, 745524295, 1043734013, 1491048590, 2087468026, 2982097180, 4174936052, 5218670065, 10437340130, 20874680260]

約数ペア:

[(1, 20874680260), (2, 10437340130), (4, 5218670065), (5, 4174936052), (7, 2982097180), (10, 2087468026), (14, 1491048590), (20, 1043734013), (28, 745524295), (35, 596419436), (59, 353808140), (70, 298209718), (118, 176904070), (140, 149104859), (236, 88452035), (295, 70761628), (347, 60157580), (413, 50544020), (590, 35380814), (694, 30078790), (826, 25272010), (1180, 17690407), (1388, 15039395), (1652, 12636005), (1735, 12031516), (2065, 10108804), (2429, 8593940), (3470, 6015758), (4130, 5054402), (4858, 4296970), (6940, 3007879), (7283, 2866220), (8260, 2527201), (9716, 2148485), (12145, 1718788), (14566, 1433110), (20473, 1019620), (24290, 859394), (29132, 716555), (36415, 573244), (40946, 509810), (48580, 429697), (50981, 409460), (72830, 286622), (81892, 254905), (101962, 204730), (102365, 203924), (143311, 145660)]