40287604

素因数分解:

$2^2\times 7^2\times {\mathrm{205549}}^1$

素因数の和:205567

約数の個数: 18

約数和(自身を含む): 82014450

約数和(自身を除く): 41726846

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 205549, 411098, 822196, 1438843, 2877686, 5755372, 10071901, 20143802, 40287604]

約数ペア:

[(1, 40287604), (2, 20143802), (4, 10071901), (7, 5755372), (14, 2877686), (28, 1438843), (49, 822196), (98, 411098), (196, 205549)]