2657252010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{31873}}^1$

素因数の和:32287

約数の個数: 64

約数和(自身を含む): 7307050752

約数和(自身を除く): 4649798742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 397, 794, 1191, 1985, 2382, 2779, 3970, 5558, 5955, 8337, 11910, 13895, 16674, 27790, 31873, 41685, 63746, 83370, 95619, 159365, 191238, 223111, 318730, 446222, 478095, 669333, 956190, 1115555, 1338666, 2231110, 3346665, 6693330, 12653581, 25307162, 37960743, 63267905, 75921486, 88575067, 126535810, 177150134, 189803715, 265725201, 379607430, 442875335, 531450402, 885750670, 1328626005, 2657252010]

約数ペア:

[(1, 2657252010), (2, 1328626005), (3, 885750670), (5, 531450402), (6, 442875335), (7, 379607430), (10, 265725201), (14, 189803715), (15, 177150134), (21, 126535810), (30, 88575067), (35, 75921486), (42, 63267905), (70, 37960743), (105, 25307162), (210, 12653581), (397, 6693330), (794, 3346665), (1191, 2231110), (1985, 1338666), (2382, 1115555), (2779, 956190), (3970, 669333), (5558, 478095), (5955, 446222), (8337, 318730), (11910, 223111), (13895, 191238), (16674, 159365), (27790, 95619), (31873, 83370), (41685, 63746)]