2835980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 6967296

約数和(自身を除く): 4131316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 431, 470, 658, 862, 940, 1316, 1645, 1724, 2155, 3017, 3290, 4310, 6034, 6580, 8620, 12068, 15085, 20257, 30170, 40514, 60340, 81028, 101285, 141799, 202570, 283598, 405140, 567196, 708995, 1417990, 2835980]

約数ペア:

[(1, 2835980), (2, 1417990), (4, 708995), (5, 567196), (7, 405140), (10, 283598), (14, 202570), (20, 141799), (28, 101285), (35, 81028), (47, 60340), (70, 40514), (94, 30170), (140, 20257), (188, 15085), (235, 12068), (329, 8620), (431, 6580), (470, 6034), (658, 4310), (862, 3290), (940, 3017), (1316, 2155), (1645, 1724)]