55403660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{213091}}^1$

素因数の和:213113

約数の個数: 24

約数和(自身を含む): 125298096

約数和(自身を除く): 69894436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 213091, 426182, 852364, 1065455, 2130910, 2770183, 4261820, 5540366, 11080732, 13850915, 27701830, 55403660]

約数ペア:

[(1, 55403660), (2, 27701830), (4, 13850915), (5, 11080732), (10, 5540366), (13, 4261820), (20, 2770183), (26, 2130910), (52, 1065455), (65, 852364), (130, 426182), (260, 213091)]