686282380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{12799}}^1$

素因数の和:13198

約数の個数: 48

約数和(自身を含む): 1651507200

約数和(自身を除く): 965224820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 766, 1532, 1915, 2681, 3830, 5362, 7660, 10724, 12799, 13405, 25598, 26810, 51196, 53620, 63995, 89593, 127990, 179186, 255980, 358372, 447965, 895930, 1791860, 4902017, 9804034, 19608068, 24510085, 34314119, 49020170, 68628238, 98040340, 137256476, 171570595, 343141190, 686282380]

約数ペア:

[(1, 686282380), (2, 343141190), (4, 171570595), (5, 137256476), (7, 98040340), (10, 68628238), (14, 49020170), (20, 34314119), (28, 24510085), (35, 19608068), (70, 9804034), (140, 4902017), (383, 1791860), (766, 895930), (1532, 447965), (1915, 358372), (2681, 255980), (3830, 179186), (5362, 127990), (7660, 89593), (10724, 63995), (12799, 53620), (13405, 51196), (25598, 26810)]