13420970

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5347}}^1$

素因数の和:5605

約数の個数: 16

約数和(自身を含む): 24258528

約数和(自身を除く): 10837558

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 5347, 10694, 26735, 53470, 1342097, 2684194, 6710485, 13420970]

約数ペア:

[(1, 13420970), (2, 6710485), (5, 2684194), (10, 1342097), (251, 53470), (502, 26735), (1255, 10694), (2510, 5347)]