12825820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{317}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 32802336

約数和(自身を除く): 19976516

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 317, 340, 476, 578, 595, 634, 1156, 1190, 1268, 1445, 1585, 2023, 2219, 2380, 2890, 3170, 4046, 4438, 5389, 5780, 6340, 8092, 8876, 10115, 10778, 11095, 20230, 21556, 22190, 26945, 37723, 40460, 44380, 53890, 75446, 91613, 107780, 150892, 183226, 188615, 366452, 377230, 458065, 641291, 754460, 916130, 1282582, 1832260, 2565164, 3206455, 6412910, 12825820]

約数ペア:

[(1, 12825820), (2, 6412910), (4, 3206455), (5, 2565164), (7, 1832260), (10, 1282582), (14, 916130), (17, 754460), (20, 641291), (28, 458065), (34, 377230), (35, 366452), (68, 188615), (70, 183226), (85, 150892), (119, 107780), (140, 91613), (170, 75446), (238, 53890), (289, 44380), (317, 40460), (340, 37723), (476, 26945), (578, 22190), (595, 21556), (634, 20230), (1156, 11095), (1190, 10778), (1268, 10115), (1445, 8876), (1585, 8092), (2023, 6340), (2219, 5780), (2380, 5389), (2890, 4438), (3170, 4046)]