353672020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1360277}}^1$

素因数の和:1360299

約数の個数: 24

約数和(自身を含む): 799843464

約数和(自身を除く): 446171444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1360277, 2720554, 5441108, 6801385, 13602770, 17683601, 27205540, 35367202, 70734404, 88418005, 176836010, 353672020]

約数ペア:

[(1, 353672020), (2, 176836010), (4, 88418005), (5, 70734404), (10, 35367202), (13, 27205540), (20, 17683601), (26, 13602770), (52, 6801385), (65, 5441108), (130, 2720554), (260, 1360277)]