1206380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1231}}^1$

素因数の和:1254

約数の個数: 36

約数和(自身を含む): 2949408

約数和(自身を除く): 1743028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1231, 2462, 4924, 6155, 8617, 12310, 17234, 24620, 34468, 43085, 60319, 86170, 120638, 172340, 241276, 301595, 603190, 1206380]

約数ペア:

[(1, 1206380), (2, 603190), (4, 301595), (5, 241276), (7, 172340), (10, 120638), (14, 86170), (20, 60319), (28, 43085), (35, 34468), (49, 24620), (70, 17234), (98, 12310), (140, 8617), (196, 6155), (245, 4924), (490, 2462), (980, 1231)]