2661190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5431}}^1$

素因数の和:5452

約数の個数: 24

約数和(自身を含む): 5573232

約数和(自身を除く): 2912042

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5431, 10862, 27155, 38017, 54310, 76034, 190085, 266119, 380170, 532238, 1330595, 2661190]

約数ペア:

[(1, 2661190), (2, 1330595), (5, 532238), (7, 380170), (10, 266119), (14, 190085), (35, 76034), (49, 54310), (70, 38017), (98, 27155), (245, 10862), (490, 5431)]