201987310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{412219}}^1$

素因数の和:412240

約数の個数: 24

約数和(自身を含む): 422937720

約数和(自身を除く): 220950410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 412219, 824438, 2061095, 2885533, 4122190, 5771066, 14427665, 20198731, 28855330, 40397462, 100993655, 201987310]

約数ペア:

[(1, 201987310), (2, 100993655), (5, 40397462), (7, 28855330), (10, 20198731), (14, 14427665), (35, 5771066), (49, 4122190), (70, 2885533), (98, 2061095), (245, 824438), (490, 412219)]