220567768

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{661}}^1\times {\mathrm{787}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 422541360

約数和(自身を除く): 201973592

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 661, 787, 1322, 1574, 2644, 3148, 5288, 6296, 35033, 41711, 70066, 83422, 140132, 166844, 280264, 333688, 520207, 1040414, 2080828, 4161656, 27570971, 55141942, 110283884, 220567768]

約数ペア:

[(1, 220567768), (2, 110283884), (4, 55141942), (8, 27570971), (53, 4161656), (106, 2080828), (212, 1040414), (424, 520207), (661, 333688), (787, 280264), (1322, 166844), (1574, 140132), (2644, 83422), (3148, 70066), (5288, 41711), (6296, 35033)]