40585940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10301}}^1$

素因数の和:10507

約数の個数: 24

約数和(自身を含む): 85671432

約数和(自身を除く): 45085492

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 10301, 20602, 41204, 51505, 103010, 206020, 2029297, 4058594, 8117188, 10146485, 20292970, 40585940]

約数ペア:

[(1, 40585940), (2, 20292970), (4, 10146485), (5, 8117188), (10, 4058594), (20, 2029297), (197, 206020), (394, 103010), (788, 51505), (985, 41204), (1970, 20602), (3940, 10301)]