70831880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{252971}}^1$

素因数の和:252989

約数の個数: 32

約数和(自身を含む): 182139840

約数和(自身を除く): 111307960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 252971, 505942, 1011884, 1264855, 1770797, 2023768, 2529710, 3541594, 5059420, 7083188, 8853985, 10118840, 14166376, 17707970, 35415940, 70831880]

約数ペア:

[(1, 70831880), (2, 35415940), (4, 17707970), (5, 14166376), (7, 10118840), (8, 8853985), (10, 7083188), (14, 5059420), (20, 3541594), (28, 2529710), (35, 2023768), (40, 1770797), (56, 1264855), (70, 1011884), (140, 505942), (280, 252971)]