201271910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{410759}}^1$

素因数の和:410780

約数の個数: 24

約数和(自身を含む): 421439760

約数和(自身を除く): 220167850

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 410759, 821518, 2053795, 2875313, 4107590, 5750626, 14376565, 20127191, 28753130, 40254382, 100635955, 201271910]

約数ペア:

[(1, 201271910), (2, 100635955), (5, 40254382), (7, 28753130), (10, 20127191), (14, 14376565), (35, 5750626), (49, 4107590), (70, 2875313), (98, 2053795), (245, 821518), (490, 410759)]