1640026416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{9941}}^1$

素因数の和:10450

約数の個数: 80

約数和(自身を含む): 4852332288

約数和(自身を除く): 3212305872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 491, 982, 1473, 1964, 2946, 3437, 3928, 5892, 6874, 7856, 9941, 10311, 11784, 13748, 19882, 20622, 23568, 27496, 29823, 39764, 41244, 54992, 59646, 69587, 79528, 82488, 119292, 139174, 159056, 164976, 208761, 238584, 278348, 417522, 477168, 556696, 835044, 1113392, 1670088, 3340176, 4881031, 9762062, 14643093, 19524124, 29286186, 34167217, 39048248, 58572372, 68334434, 78096496, 102501651, 117144744, 136668868, 205003302, 234289488, 273337736, 410006604, 546675472, 820013208, 1640026416]

約数ペア:

[(1, 1640026416), (2, 820013208), (3, 546675472), (4, 410006604), (6, 273337736), (7, 234289488), (8, 205003302), (12, 136668868), (14, 117144744), (16, 102501651), (21, 78096496), (24, 68334434), (28, 58572372), (42, 39048248), (48, 34167217), (56, 29286186), (84, 19524124), (112, 14643093), (168, 9762062), (336, 4881031), (491, 3340176), (982, 1670088), (1473, 1113392), (1964, 835044), (2946, 556696), (3437, 477168), (3928, 417522), (5892, 278348), (6874, 238584), (7856, 208761), (9941, 164976), (10311, 159056), (11784, 139174), (13748, 119292), (19882, 82488), (20622, 79528), (23568, 69587), (27496, 59646), (29823, 54992), (39764, 41244)]