5128340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{5233}}^1$

素因数の和:5256

約数の個数: 36

約数和(自身を含む): 12530196

約数和(自身を除く): 7401856

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 5233, 10466, 20932, 26165, 36631, 52330, 73262, 104660, 146524, 183155, 256417, 366310, 512834, 732620, 1025668, 1282085, 2564170, 5128340]

約数ペア:

[(1, 5128340), (2, 2564170), (4, 1282085), (5, 1025668), (7, 732620), (10, 512834), (14, 366310), (20, 256417), (28, 183155), (35, 146524), (49, 104660), (70, 73262), (98, 52330), (140, 36631), (196, 26165), (245, 20932), (490, 10466), (980, 5233)]