42792340

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10861}}^1$

素因数の和:11067

約数の個数: 24

約数和(自身を含む): 90328392

約数和(自身を除く): 47536052

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 10861, 21722, 43444, 54305, 108610, 217220, 2139617, 4279234, 8558468, 10698085, 21396170, 42792340]

約数ペア:

[(1, 42792340), (2, 21396170), (4, 10698085), (5, 8558468), (10, 4279234), (20, 2139617), (197, 217220), (394, 108610), (788, 54305), (985, 43444), (1970, 21722), (3940, 10861)]