201208210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{410629}}^1$

素因数の和:410650

約数の個数: 24

約数和(自身を含む): 421306380

約数和(自身を除く): 220098170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 410629, 821258, 2053145, 2874403, 4106290, 5748806, 14372015, 20120821, 28744030, 40241642, 100604105, 201208210]

約数ペア:

[(1, 201208210), (2, 100604105), (5, 40241642), (7, 28744030), (10, 20120821), (14, 14372015), (35, 5748806), (49, 4106290), (70, 2874403), (98, 2053145), (245, 821258), (490, 410629)]