2655380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 6867840

約数和(自身を除く): 4212460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1459, 1820, 2918, 5836, 7295, 10213, 14590, 18967, 20426, 29180, 37934, 40852, 51065, 75868, 94835, 102130, 132769, 189670, 204260, 265538, 379340, 531076, 663845, 1327690, 2655380]

約数ペア:

[(1, 2655380), (2, 1327690), (4, 663845), (5, 531076), (7, 379340), (10, 265538), (13, 204260), (14, 189670), (20, 132769), (26, 102130), (28, 94835), (35, 75868), (52, 51065), (65, 40852), (70, 37934), (91, 29180), (130, 20426), (140, 18967), (182, 14590), (260, 10213), (364, 7295), (455, 5836), (910, 2918), (1459, 1820)]