40392464

素因数分解:

$2^4\times 7^2\times {\mathrm{51521}}^1$

素因数の和:51543

約数の個数: 30

約数和(自身を含む): 91039374

約数和(自身を除く): 50646910

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 51521, 103042, 206084, 360647, 412168, 721294, 824336, 1442588, 2524529, 2885176, 5049058, 5770352, 10098116, 20196232, 40392464]

約数ペア:

[(1, 40392464), (2, 20196232), (4, 10098116), (7, 5770352), (8, 5049058), (14, 2885176), (16, 2524529), (28, 1442588), (49, 824336), (56, 721294), (98, 412168), (112, 360647), (196, 206084), (392, 103042), (784, 51521)]