690066940

素因数分解:

$2^2\times 5^1\times {\mathrm{5851}}^1\times {\mathrm{5897}}^1$

素因数の和:11757

約数の個数: 24

約数和(自身を含む): 1449634032

約数和(自身を除く): 759567092

約数列:

[1, 2, 4, 5, 10, 20, 5851, 5897, 11702, 11794, 23404, 23588, 29255, 29485, 58510, 58970, 117020, 117940, 34503347, 69006694, 138013388, 172516735, 345033470, 690066940]

約数ペア:

[(1, 690066940), (2, 345033470), (4, 172516735), (5, 138013388), (10, 69006694), (20, 34503347), (5851, 117940), (5897, 117020), (11702, 58970), (11794, 58510), (23404, 29485), (23588, 29255)]