4000185

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:124

約数の個数: 80

約数和(自身を含む): 8781696

約数和(自身を除く): 4781511

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 81, 83, 85, 105, 119, 135, 153, 189, 249, 255, 315, 357, 405, 415, 459, 567, 581, 595, 747, 765, 945, 1071, 1245, 1377, 1411, 1743, 1785, 2241, 2295, 2835, 2905, 3213, 3735, 4233, 5229, 5355, 6723, 6885, 7055, 8715, 9639, 9877, 11205, 12699, 15687, 16065, 21165, 26145, 29631, 33615, 38097, 47061, 48195, 49385, 63495, 78435, 88893, 114291, 148155, 190485, 235305, 266679, 444465, 571455, 800037, 1333395, 4000185]

約数ペア:

[(1, 4000185), (3, 1333395), (5, 800037), (7, 571455), (9, 444465), (15, 266679), (17, 235305), (21, 190485), (27, 148155), (35, 114291), (45, 88893), (51, 78435), (63, 63495), (81, 49385), (83, 48195), (85, 47061), (105, 38097), (119, 33615), (135, 29631), (153, 26145), (189, 21165), (249, 16065), (255, 15687), (315, 12699), (357, 11205), (405, 9877), (415, 9639), (459, 8715), (567, 7055), (581, 6885), (595, 6723), (747, 5355), (765, 5229), (945, 4233), (1071, 3735), (1245, 3213), (1377, 2905), (1411, 2835), (1743, 2295), (1785, 2241)]