6486620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{6619}}^1$

素因数の和:6642

約数の個数: 36

約数和(自身を含む): 15848280

約数和(自身を除く): 9361660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 6619, 13238, 26476, 33095, 46333, 66190, 92666, 132380, 185332, 231665, 324331, 463330, 648662, 926660, 1297324, 1621655, 3243310, 6486620]

約数ペア:

[(1, 6486620), (2, 3243310), (4, 1621655), (5, 1297324), (7, 926660), (10, 648662), (14, 463330), (20, 324331), (28, 231665), (35, 185332), (49, 132380), (70, 92666), (98, 66190), (140, 46333), (196, 33095), (245, 26476), (490, 13238), (980, 6619)]