4399460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16921}}^1$

素因数の和:16943

約数の個数: 24

約数和(自身を含む): 9950136

約数和(自身を除く): 5550676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16921, 33842, 67684, 84605, 169210, 219973, 338420, 439946, 879892, 1099865, 2199730, 4399460]

約数ペア:

[(1, 4399460), (2, 2199730), (4, 1099865), (5, 879892), (10, 439946), (13, 338420), (20, 219973), (26, 169210), (52, 84605), (65, 67684), (130, 33842), (260, 16921)]