138096460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{63347}}^1$

素因数の和:63465

約数の個数: 24

約数和(自身を含む): 292667760

約数和(自身を除く): 154571300

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 63347, 126694, 253388, 316735, 633470, 1266940, 6904823, 13809646, 27619292, 34524115, 69048230, 138096460]

約数ペア:

[(1, 138096460), (2, 69048230), (4, 34524115), (5, 27619292), (10, 13809646), (20, 6904823), (109, 1266940), (218, 633470), (436, 316735), (545, 253388), (1090, 126694), (2180, 63347)]