2666155940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19043971}}^1$

素因数の和:19043987

約数の個数: 24

約数和(自身を含む): 6398774592

約数和(自身を除く): 3732618652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19043971, 38087942, 76175884, 95219855, 133307797, 190439710, 266615594, 380879420, 533231188, 666538985, 1333077970, 2666155940]

約数ペア:

[(1, 2666155940), (2, 1333077970), (4, 666538985), (5, 533231188), (7, 380879420), (10, 266615594), (14, 190439710), (20, 133307797), (28, 95219855), (35, 76175884), (70, 38087942), (140, 19043971)]