40886572

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 72692480

約数和(自身を除く): 31805908

約数列:

[1, 2, 4, 139, 151, 278, 302, 487, 556, 604, 974, 1948, 20989, 41978, 67693, 73537, 83956, 135386, 147074, 270772, 294148, 10221643, 20443286, 40886572]

約数ペア:

[(1, 40886572), (2, 20443286), (4, 10221643), (139, 294148), (151, 270772), (278, 147074), (302, 135386), (487, 83956), (556, 73537), (604, 67693), (974, 41978), (1948, 20989)]