1380650

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:586

約数の個数: 24

約数和(自身を含む): 2621484

約数和(自身を除く): 1240834

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 521, 530, 1042, 1325, 2605, 2650, 5210, 13025, 26050, 27613, 55226, 138065, 276130, 690325, 1380650]

約数ペア:

[(1, 1380650), (2, 690325), (5, 276130), (10, 138065), (25, 55226), (50, 27613), (53, 26050), (106, 13025), (265, 5210), (521, 2650), (530, 2605), (1042, 1325)]