2453380

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 5183640

約数和(自身を除く): 2730260

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 509, 964, 1018, 1205, 2036, 2410, 2545, 4820, 5090, 10180, 122669, 245338, 490676, 613345, 1226690, 2453380]

約数ペア:

[(1, 2453380), (2, 1226690), (4, 613345), (5, 490676), (10, 245338), (20, 122669), (241, 10180), (482, 5090), (509, 4820), (964, 2545), (1018, 2410), (1205, 2036)]