63913180

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{2729}}^1$

素因数の和:3909

約数の個数: 24

約数和(自身を含む): 134381520

約数和(自身を除く): 70468340

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 2729, 4684, 5458, 5855, 10916, 11710, 13645, 23420, 27290, 54580, 3195659, 6391318, 12782636, 15978295, 31956590, 63913180]

約数ペア:

[(1, 63913180), (2, 31956590), (4, 15978295), (5, 12782636), (10, 6391318), (20, 3195659), (1171, 54580), (2342, 27290), (2729, 23420), (4684, 13645), (5458, 11710), (5855, 10916)]