42856120

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1277}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 96616800

約数和(自身を除く): 53760680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1277, 1678, 2554, 3356, 4195, 5108, 6385, 6712, 8390, 10216, 12770, 16780, 25540, 33560, 51080, 1071403, 2142806, 4285612, 5357015, 8571224, 10714030, 21428060, 42856120]

約数ペア:

[(1, 42856120), (2, 21428060), (4, 10714030), (5, 8571224), (8, 5357015), (10, 4285612), (20, 2142806), (40, 1071403), (839, 51080), (1277, 33560), (1678, 25540), (2554, 16780), (3356, 12770), (4195, 10216), (5108, 8390), (6385, 6712)]