20280944710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12000559}}^1$

素因数の和:12000592

約数の個数: 24

約数和(自身を含む): 39529844640

約数和(自身を除く): 19248899930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 12000559, 24001118, 60002795, 120005590, 156007267, 312014534, 780036335, 1560072670, 2028094471, 4056188942, 10140472355, 20280944710]

約数ペア:

[(1, 20280944710), (2, 10140472355), (5, 4056188942), (10, 2028094471), (13, 1560072670), (26, 780036335), (65, 312014534), (130, 156007267), (169, 120005590), (338, 60002795), (845, 24001118), (1690, 12000559)]