201617540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10193}}^1$

素因数の和:10268

約数の個数: 48

約数和(自身を含む): 452124288

約数和(自身を除く): 250506748

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 10193, 19780, 20386, 40772, 50965, 101930, 203860, 234439, 438299, 468878, 876598, 937756, 1172195, 1753196, 2191495, 2344390, 4382990, 4688780, 8765980, 10080877, 20161754, 40323508, 50404385, 100808770, 201617540]

約数ペア:

[(1, 201617540), (2, 100808770), (4, 50404385), (5, 40323508), (10, 20161754), (20, 10080877), (23, 8765980), (43, 4688780), (46, 4382990), (86, 2344390), (92, 2191495), (115, 1753196), (172, 1172195), (215, 937756), (230, 876598), (430, 468878), (460, 438299), (860, 234439), (989, 203860), (1978, 101930), (3956, 50965), (4945, 40772), (9890, 20386), (10193, 19780)]