1378203140

素因数分解:

$2^2\times 5^1\times {\mathrm{3271}}^1\times {\mathrm{21067}}^1$

素因数の和:24347

約数の個数: 24

約数和(自身を含む): 2895248832

約数和(自身を除く): 1517045692

約数列:

[1, 2, 4, 5, 10, 20, 3271, 6542, 13084, 16355, 21067, 32710, 42134, 65420, 84268, 105335, 210670, 421340, 68910157, 137820314, 275640628, 344550785, 689101570, 1378203140]

約数ペア:

[(1, 1378203140), (2, 689101570), (4, 344550785), (5, 275640628), (10, 137820314), (20, 68910157), (3271, 421340), (6542, 210670), (13084, 105335), (16355, 84268), (21067, 65420), (32710, 42134)]