2102660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 5273856

約数和(自身を除く): 3171196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 653, 805, 1306, 1610, 2612, 3220, 3265, 4571, 6530, 9142, 13060, 15019, 18284, 22855, 30038, 45710, 60076, 75095, 91420, 105133, 150190, 210266, 300380, 420532, 525665, 1051330, 2102660]

約数ペア:

[(1, 2102660), (2, 1051330), (4, 525665), (5, 420532), (7, 300380), (10, 210266), (14, 150190), (20, 105133), (23, 91420), (28, 75095), (35, 60076), (46, 45710), (70, 30038), (92, 22855), (115, 18284), (140, 15019), (161, 13060), (230, 9142), (322, 6530), (460, 4571), (644, 3265), (653, 3220), (805, 2612), (1306, 1610)]