20602195880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73579271}}^1$

素因数の和:73579289

約数の個数: 32

約数和(自身を含む): 52977075840

約数和(自身を除く): 32374879960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 73579271, 147158542, 294317084, 367896355, 515054897, 588634168, 735792710, 1030109794, 1471585420, 2060219588, 2575274485, 2943170840, 4120439176, 5150548970, 10301097940, 20602195880]

約数ペア:

[(1, 20602195880), (2, 10301097940), (4, 5150548970), (5, 4120439176), (7, 2943170840), (8, 2575274485), (10, 2060219588), (14, 1471585420), (20, 1030109794), (28, 735792710), (35, 588634168), (40, 515054897), (56, 367896355), (70, 294317084), (140, 147158542), (280, 73579271)]