201887980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1442057}}^1$

素因数の和:1442073

約数の個数: 24

約数和(自身を含む): 484531488

約数和(自身を除く): 282643508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1442057, 2884114, 5768228, 7210285, 10094399, 14420570, 20188798, 28841140, 40377596, 50471995, 100943990, 201887980]

約数ペア:

[(1, 201887980), (2, 100943990), (4, 50471995), (5, 40377596), (7, 28841140), (10, 20188798), (14, 14420570), (20, 10094399), (28, 7210285), (35, 5768228), (70, 2884114), (140, 1442057)]