54138140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{55243}}^1$

素因数の和:55266

約数の個数: 36

約数和(自身を含む): 132254136

約数和(自身を除く): 78115996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 55243, 110486, 220972, 276215, 386701, 552430, 773402, 1104860, 1546804, 1933505, 2706907, 3867010, 5413814, 7734020, 10827628, 13534535, 27069070, 54138140]

約数ペア:

[(1, 54138140), (2, 27069070), (4, 13534535), (5, 10827628), (7, 7734020), (10, 5413814), (14, 3867010), (20, 2706907), (28, 1933505), (35, 1546804), (49, 1104860), (70, 773402), (98, 552430), (140, 386701), (196, 276215), (245, 220972), (490, 110486), (980, 55243)]