12697880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24419}}^1$

素因数の和:24443

約数の個数: 32

約数和(自身を含む): 30769200

約数和(自身を除く): 18071320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24419, 48838, 97676, 122095, 195352, 244190, 317447, 488380, 634894, 976760, 1269788, 1587235, 2539576, 3174470, 6348940, 12697880]

約数ペア:

[(1, 12697880), (2, 6348940), (4, 3174470), (5, 2539576), (8, 1587235), (10, 1269788), (13, 976760), (20, 634894), (26, 488380), (40, 317447), (52, 244190), (65, 195352), (104, 122095), (130, 97676), (260, 48838), (520, 24419)]