26730260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15017}}^1$

素因数の和:15115

約数の個数: 24

約数和(自身を含む): 56768040

約数和(自身を除く): 30037780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 15017, 30034, 60068, 75085, 150170, 300340, 1336513, 2673026, 5346052, 6682565, 13365130, 26730260]

約数ペア:

[(1, 26730260), (2, 13365130), (4, 6682565), (5, 5346052), (10, 2673026), (20, 1336513), (89, 300340), (178, 150170), (356, 75085), (445, 60068), (890, 30034), (1780, 15017)]