53488420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{140759}}^1$

素因数の和:140787

約数の個数: 24

約数和(自身を含む): 118238400

約数和(自身を除く): 64749980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 140759, 281518, 563036, 703795, 1407590, 2674421, 2815180, 5348842, 10697684, 13372105, 26744210, 53488420]

約数ペア:

[(1, 53488420), (2, 26744210), (4, 13372105), (5, 10697684), (10, 5348842), (19, 2815180), (20, 2674421), (38, 1407590), (76, 703795), (95, 563036), (190, 281518), (380, 140759)]