20674590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2543}}^1$

素因数の和:2824

約数の個数: 32

約数和(自身を含む): 49821696

約数和(自身を除く): 29147106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2543, 2710, 4065, 5086, 7629, 8130, 12715, 15258, 25430, 38145, 76290, 689153, 1378306, 2067459, 3445765, 4134918, 6891530, 10337295, 20674590]

約数ペア:

[(1, 20674590), (2, 10337295), (3, 6891530), (5, 4134918), (6, 3445765), (10, 2067459), (15, 1378306), (30, 689153), (271, 76290), (542, 38145), (813, 25430), (1355, 15258), (1626, 12715), (2543, 8130), (2710, 7629), (4065, 5086)]