2678556

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 6652800

約数和(自身を除く): 3974244

約数列:

[1, 2, 3, 4, 6, 12, 29, 43, 58, 86, 87, 116, 129, 172, 174, 179, 258, 348, 358, 516, 537, 716, 1074, 1247, 2148, 2494, 3741, 4988, 5191, 7482, 7697, 10382, 14964, 15394, 15573, 20764, 23091, 30788, 31146, 46182, 62292, 92364, 223213, 446426, 669639, 892852, 1339278, 2678556]

約数ペア:

[(1, 2678556), (2, 1339278), (3, 892852), (4, 669639), (6, 446426), (12, 223213), (29, 92364), (43, 62292), (58, 46182), (86, 31146), (87, 30788), (116, 23091), (129, 20764), (172, 15573), (174, 15394), (179, 14964), (258, 10382), (348, 7697), (358, 7482), (516, 5191), (537, 4988), (716, 3741), (1074, 2494), (1247, 2148)]