57349460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409639}}^1$

素因数の和:409655

約数の個数: 24

約数和(自身を含む): 137639040

約数和(自身を除く): 80289580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409639, 819278, 1638556, 2048195, 2867473, 4096390, 5734946, 8192780, 11469892, 14337365, 28674730, 57349460]

約数ペア:

[(1, 57349460), (2, 28674730), (4, 14337365), (5, 11469892), (7, 8192780), (10, 5734946), (14, 4096390), (20, 2867473), (28, 2048195), (35, 1638556), (70, 819278), (140, 409639)]