40140976

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18049}}^1$

素因数の和:18196

約数の個数: 20

約数和(自身を含む): 78337000

約数和(自身を除く): 38196024

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18049, 36098, 72196, 144392, 288784, 2508811, 5017622, 10035244, 20070488, 40140976]

約数ペア:

[(1, 40140976), (2, 20070488), (4, 10035244), (8, 5017622), (16, 2508811), (139, 288784), (278, 144392), (556, 72196), (1112, 36098), (2224, 18049)]