39811220

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1523}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 83722464

約数和(自身を除く): 43911244

約数列:

[1, 2, 4, 5, 10, 20, 1307, 1523, 2614, 3046, 5228, 6092, 6535, 7615, 13070, 15230, 26140, 30460, 1990561, 3981122, 7962244, 9952805, 19905610, 39811220]

約数ペア:

[(1, 39811220), (2, 19905610), (4, 9952805), (5, 7962244), (10, 3981122), (20, 1990561), (1307, 30460), (1523, 26140), (2614, 15230), (3046, 13070), (5228, 7615), (6092, 6535)]