201531890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2879027}}^1$

素因数の和:2879041

約数の個数: 16

約数和(自身を含む): 414580032

約数和(自身を除く): 213048142

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2879027, 5758054, 14395135, 20153189, 28790270, 40306378, 100765945, 201531890]

約数ペア:

[(1, 201531890), (2, 100765945), (5, 40306378), (7, 28790270), (10, 20153189), (14, 14395135), (35, 5758054), (70, 2879027)]