2980796

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 3792964

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 431, 494, 532, 862, 988, 1724, 1729, 3017, 3458, 5603, 6034, 6916, 8189, 11206, 12068, 16378, 22412, 32756, 39221, 57323, 78442, 106457, 114646, 156884, 212914, 229292, 425828, 745199, 1490398, 2980796]

約数ペア:

[(1, 2980796), (2, 1490398), (4, 745199), (7, 425828), (13, 229292), (14, 212914), (19, 156884), (26, 114646), (28, 106457), (38, 78442), (52, 57323), (76, 39221), (91, 32756), (133, 22412), (182, 16378), (247, 12068), (266, 11206), (364, 8189), (431, 6916), (494, 6034), (532, 5603), (862, 3458), (988, 3017), (1724, 1729)]