40449836

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20347}}^1$

素因数の和:20429

約数の個数: 24

約数和(自身を含む): 82043136

約数和(自身を除く): 41593300

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 20347, 40694, 81388, 142429, 284858, 569716, 1444637, 2889274, 5778548, 10112459, 20224918, 40449836]

約数ペア:

[(1, 40449836), (2, 20224918), (4, 10112459), (7, 5778548), (14, 2889274), (28, 1444637), (71, 569716), (142, 284858), (284, 142429), (497, 81388), (994, 40694), (1988, 20347)]