7500040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1933}}^1$

素因数の和:2041

約数の個数: 32

約数和(自身を含む): 17057880

約数和(自身を除く): 9557840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1933, 1940, 3866, 3880, 7732, 9665, 15464, 19330, 38660, 77320, 187501, 375002, 750004, 937505, 1500008, 1875010, 3750020, 7500040]

約数ペア:

[(1, 7500040), (2, 3750020), (4, 1875010), (5, 1500008), (8, 937505), (10, 750004), (20, 375002), (40, 187501), (97, 77320), (194, 38660), (388, 19330), (485, 15464), (776, 9665), (970, 7732), (1933, 3880), (1940, 3866)]