12930340

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1543}}^1$

素因数の和:1971

約数の個数: 24

約数和(自身を含む): 27236160

約数和(自身を除く): 14305820

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1543, 1676, 2095, 3086, 4190, 6172, 7715, 8380, 15430, 30860, 646517, 1293034, 2586068, 3232585, 6465170, 12930340]

約数ペア:

[(1, 12930340), (2, 6465170), (4, 3232585), (5, 2586068), (10, 1293034), (20, 646517), (419, 30860), (838, 15430), (1543, 8380), (1676, 7715), (2095, 6172), (3086, 4190)]