30153340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{215381}}^1$

素因数の和:215397

約数の個数: 24

約数和(自身を含む): 72368352

約数和(自身を除く): 42215012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 215381, 430762, 861524, 1076905, 1507667, 2153810, 3015334, 4307620, 6030668, 7538335, 15076670, 30153340]

約数ペア:

[(1, 30153340), (2, 15076670), (4, 7538335), (5, 6030668), (7, 4307620), (10, 3015334), (14, 2153810), (20, 1507667), (28, 1076905), (35, 861524), (70, 430762), (140, 215381)]