39880204

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^2$

素因数の和:686

約数の個数: 36

約数和(自身を含む): 86156112

約数和(自身を除く): 46275908

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 331, 364, 662, 1324, 2317, 4303, 4634, 8606, 9268, 17212, 30121, 60242, 109561, 120484, 219122, 438244, 766927, 1424293, 1533854, 2848586, 3067708, 5697172, 9970051, 19940102, 39880204]

約数ペア:

[(1, 39880204), (2, 19940102), (4, 9970051), (7, 5697172), (13, 3067708), (14, 2848586), (26, 1533854), (28, 1424293), (52, 766927), (91, 438244), (182, 219122), (331, 120484), (364, 109561), (662, 60242), (1324, 30121), (2317, 17212), (4303, 9268), (4634, 8606)]