12772480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{2851}}^1$

素因数の和:2877

約数の個数: 64

約数和(自身を含む): 34908480

約数和(自身を除く): 22136000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 2851, 4480, 5702, 11404, 14255, 19957, 22808, 28510, 39914, 45616, 57020, 79828, 91232, 99785, 114040, 159656, 182464, 199570, 228080, 319312, 364928, 399140, 456160, 638624, 798280, 912320, 1277248, 1596560, 1824640, 2554496, 3193120, 6386240, 12772480]

約数ペア:

[(1, 12772480), (2, 6386240), (4, 3193120), (5, 2554496), (7, 1824640), (8, 1596560), (10, 1277248), (14, 912320), (16, 798280), (20, 638624), (28, 456160), (32, 399140), (35, 364928), (40, 319312), (56, 228080), (64, 199570), (70, 182464), (80, 159656), (112, 114040), (128, 99785), (140, 91232), (160, 79828), (224, 57020), (280, 45616), (320, 39914), (448, 28510), (560, 22808), (640, 19957), (896, 14255), (1120, 11404), (2240, 5702), (2851, 4480)]