19380840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{161507}}^1$

素因数の和:161521

約数の個数: 32

約数和(自身を含む): 58142880

約数和(自身を除く): 38762040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 161507, 323014, 484521, 646028, 807535, 969042, 1292056, 1615070, 1938084, 2422605, 3230140, 3876168, 4845210, 6460280, 9690420, 19380840]

約数ペア:

[(1, 19380840), (2, 9690420), (3, 6460280), (4, 4845210), (5, 3876168), (6, 3230140), (8, 2422605), (10, 1938084), (12, 1615070), (15, 1292056), (20, 969042), (24, 807535), (30, 646028), (40, 484521), (60, 323014), (120, 161507)]