20253380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144667}}^1$

素因数の和:144683

約数の個数: 24

約数和(自身を含む): 48608448

約数和(自身を除く): 28355068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144667, 289334, 578668, 723335, 1012669, 1446670, 2025338, 2893340, 4050676, 5063345, 10126690, 20253380]

約数ペア:

[(1, 20253380), (2, 10126690), (4, 5063345), (5, 4050676), (7, 2893340), (10, 2025338), (14, 1446670), (20, 1012669), (28, 723335), (35, 578668), (70, 289334), (140, 144667)]