20230840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72253}}^1$

素因数の和:72271

約数の個数: 32

約数和(自身を含む): 52022880

約数和(自身を除く): 31792040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72253, 144506, 289012, 361265, 505771, 578024, 722530, 1011542, 1445060, 2023084, 2528855, 2890120, 4046168, 5057710, 10115420, 20230840]

約数ペア:

[(1, 20230840), (2, 10115420), (4, 5057710), (5, 4046168), (7, 2890120), (8, 2528855), (10, 2023084), (14, 1445060), (20, 1011542), (28, 722530), (35, 578024), (40, 505771), (56, 361265), (70, 289012), (140, 144506), (280, 72253)]