494439499780

素因数分解:

$2^2\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{11546929}}^1$

素因数の和:11549079

約数の個数: 24

約数和(自身を含む): 1038808010520

約数和(自身を除く): 544368510740

約数列:

[1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410, 42820, 11546929, 23093858, 46187716, 57734645, 115469290, 230938580, 24721974989, 49443949978, 98887899956, 123609874945, 247219749890, 494439499780]

約数ペア:

[(1, 494439499780), (2, 247219749890), (4, 123609874945), (5, 98887899956), (10, 49443949978), (20, 24721974989), (2141, 230938580), (4282, 115469290), (8564, 57734645), (10705, 46187716), (21410, 23093858), (42820, 11546929)]