2764340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1553}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 5874120

約数和(自身を除く): 3109780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1553, 1780, 3106, 6212, 7765, 15530, 31060, 138217, 276434, 552868, 691085, 1382170, 2764340]

約数ペア:

[(1, 2764340), (2, 1382170), (4, 691085), (5, 552868), (10, 276434), (20, 138217), (89, 31060), (178, 15530), (356, 7765), (445, 6212), (890, 3106), (1553, 1780)]