7952840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28403}}^1$

素因数の和:28421

約数の個数: 32

約数和(自身を含む): 20450880

約数和(自身を除く): 12498040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28403, 56806, 113612, 142015, 198821, 227224, 284030, 397642, 568060, 795284, 994105, 1136120, 1590568, 1988210, 3976420, 7952840]

約数ペア:

[(1, 7952840), (2, 3976420), (4, 1988210), (5, 1590568), (7, 1136120), (8, 994105), (10, 795284), (14, 568060), (20, 397642), (28, 284030), (35, 227224), (40, 198821), (56, 142015), (70, 113612), (140, 56806), (280, 28403)]