201791380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1441367}}^1$

素因数の和:1441383

約数の個数: 24

約数和(自身を含む): 484299648

約数和(自身を除く): 282508268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1441367, 2882734, 5765468, 7206835, 10089569, 14413670, 20179138, 28827340, 40358276, 50447845, 100895690, 201791380]

約数ペア:

[(1, 201791380), (2, 100895690), (4, 50447845), (5, 40358276), (7, 28827340), (10, 20179138), (14, 14413670), (20, 10089569), (28, 7206835), (35, 5765468), (70, 2882734), (140, 1441367)]