40552564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:520

約数の個数: 36

約数和(自身を含む): 77474880

約数和(自身を除く): 36922316

約数列:

[1, 2, 4, 13, 26, 52, 169, 239, 251, 338, 478, 502, 676, 956, 1004, 3107, 3263, 6214, 6526, 12428, 13052, 40391, 42419, 59989, 80782, 84838, 119978, 161564, 169676, 239956, 779857, 1559714, 3119428, 10138141, 20276282, 40552564]

約数ペア:

[(1, 40552564), (2, 20276282), (4, 10138141), (13, 3119428), (26, 1559714), (52, 779857), (169, 239956), (239, 169676), (251, 161564), (338, 119978), (478, 84838), (502, 80782), (676, 59989), (956, 42419), (1004, 40391), (3107, 13052), (3263, 12428), (6214, 6526)]