1021580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7297}}^1$

素因数の和:7313

約数の個数: 24

約数和(自身を含む): 2452128

約数和(自身を除く): 1430548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7297, 14594, 29188, 36485, 51079, 72970, 102158, 145940, 204316, 255395, 510790, 1021580]

約数ペア:

[(1, 1021580), (2, 510790), (4, 255395), (5, 204316), (7, 145940), (10, 102158), (14, 72970), (20, 51079), (28, 36485), (35, 29188), (70, 14594), (140, 7297)]