20247470

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20047}}^1$

素因数の和:20155

約数の個数: 16

約数和(自身を含む): 36808128

約数和(自身を除く): 16560658

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 20047, 40094, 100235, 200470, 2024747, 4049494, 10123735, 20247470]

約数ペア:

[(1, 20247470), (2, 10123735), (5, 4049494), (10, 2024747), (101, 200470), (202, 100235), (505, 40094), (1010, 20047)]