127742440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{456223}}^1$

素因数の和:456241

約数の個数: 32

約数和(自身を含む): 328481280

約数和(自身を除く): 200738840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 456223, 912446, 1824892, 2281115, 3193561, 3649784, 4562230, 6387122, 9124460, 12774244, 15967805, 18248920, 25548488, 31935610, 63871220, 127742440]

約数ペア:

[(1, 127742440), (2, 63871220), (4, 31935610), (5, 25548488), (7, 18248920), (8, 15967805), (10, 12774244), (14, 9124460), (20, 6387122), (28, 4562230), (35, 3649784), (40, 3193561), (56, 2281115), (70, 1824892), (140, 912446), (280, 456223)]