1656551980

素因数分解:

$2^2\times 5^1\times {\mathrm{3061}}^1\times {\mathrm{27059}}^1$

素因数の和:30129

約数の個数: 24

約数和(自身を含む): 3480024240

約数和(自身を除く): 1823472260

約数列:

[1, 2, 4, 5, 10, 20, 3061, 6122, 12244, 15305, 27059, 30610, 54118, 61220, 108236, 135295, 270590, 541180, 82827599, 165655198, 331310396, 414137995, 828275990, 1656551980]

約数ペア:

[(1, 1656551980), (2, 828275990), (4, 414137995), (5, 331310396), (10, 165655198), (20, 82827599), (3061, 541180), (6122, 270590), (12244, 135295), (15305, 108236), (27059, 61220), (30610, 54118)]