2571940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18371}}^1$

素因数の和:18387

約数の個数: 24

約数和(自身を含む): 6172992

約数和(自身を除く): 3601052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18371, 36742, 73484, 91855, 128597, 183710, 257194, 367420, 514388, 642985, 1285970, 2571940]

約数ペア:

[(1, 2571940), (2, 1285970), (4, 642985), (5, 514388), (7, 367420), (10, 257194), (14, 183710), (20, 128597), (28, 91855), (35, 73484), (70, 36742), (140, 18371)]