422553820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1625207}}^1$

素因数の和:1625229

約数の個数: 24

約数和(自身を含む): 955622304

約数和(自身を除く): 533068484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1625207, 3250414, 6500828, 8126035, 16252070, 21127691, 32504140, 42255382, 84510764, 105638455, 211276910, 422553820]

約数ペア:

[(1, 422553820), (2, 211276910), (4, 105638455), (5, 84510764), (10, 42255382), (13, 32504140), (20, 21127691), (26, 16252070), (52, 8126035), (65, 6500828), (130, 3250414), (260, 1625207)]