13001840

素因数分解:

$2^4\times 5^1\times {\mathrm{162523}}^1$

素因数の和:162536

約数の個数: 20

約数和(自身を含む): 30229464

約数和(自身を除く): 17227624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 162523, 325046, 650092, 812615, 1300184, 1625230, 2600368, 3250460, 6500920, 13001840]

約数ペア:

[(1, 13001840), (2, 6500920), (4, 3250460), (5, 2600368), (8, 1625230), (10, 1300184), (16, 812615), (20, 650092), (40, 325046), (80, 162523)]