39637480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11939}}^1$

素因数の和:12033

約数の個数: 32

約数和(自身を含む): 90266400

約数和(自身を除く): 50628920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 11939, 23878, 47756, 59695, 95512, 119390, 238780, 477560, 990937, 1981874, 3963748, 4954685, 7927496, 9909370, 19818740, 39637480]

約数ペア:

[(1, 39637480), (2, 19818740), (4, 9909370), (5, 7927496), (8, 4954685), (10, 3963748), (20, 1981874), (40, 990937), (83, 477560), (166, 238780), (332, 119390), (415, 95512), (664, 59695), (830, 47756), (1660, 23878), (3320, 11939)]