31042720

素因数分解:

$2^5\times 5^1\times {\mathrm{194017}}^1$

素因数の和:194032

約数の個数: 24

約数和(自身を含む): 73338804

約数和(自身を除く): 42296084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 194017, 388034, 776068, 970085, 1552136, 1940170, 3104272, 3880340, 6208544, 7760680, 15521360, 31042720]

約数ペア:

[(1, 31042720), (2, 15521360), (4, 7760680), (5, 6208544), (8, 3880340), (10, 3104272), (16, 1940170), (20, 1552136), (32, 970085), (40, 776068), (80, 388034), (160, 194017)]