1400260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 2998296

約数和(自身を除く): 1598036

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1321, 2642, 5284, 6605, 13210, 26420, 70013, 140026, 280052, 350065, 700130, 1400260]

約数ペア:

[(1, 1400260), (2, 700130), (4, 350065), (5, 280052), (10, 140026), (20, 70013), (53, 26420), (106, 13210), (212, 6605), (265, 5284), (530, 2642), (1060, 1321)]