981940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 2134440

約数和(自身を除く): 1152500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1693, 3386, 6772, 8465, 16930, 33860, 49097, 98194, 196388, 245485, 490970, 981940]

約数ペア:

[(1, 981940), (2, 490970), (4, 245485), (5, 196388), (10, 98194), (20, 49097), (29, 33860), (58, 16930), (116, 8465), (145, 6772), (290, 3386), (580, 1693)]