26602540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12203}}^1$

素因数の和:12321

約数の個数: 24

約数和(自身を含む): 56382480

約数和(自身を除く): 29779940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 12203, 24406, 48812, 61015, 122030, 244060, 1330127, 2660254, 5320508, 6650635, 13301270, 26602540]

約数ペア:

[(1, 26602540), (2, 13301270), (4, 6650635), (5, 5320508), (10, 2660254), (20, 1330127), (109, 244060), (218, 122030), (436, 61015), (545, 48812), (1090, 24406), (2180, 12203)]