43155140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1549}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 104160000

約数和(自身を除く): 61004860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1549, 1990, 2786, 3098, 3980, 5572, 6196, 6965, 7745, 10843, 13930, 15490, 21686, 27860, 30980, 43372, 54215, 108430, 216860, 308251, 616502, 1233004, 1541255, 2157757, 3082510, 4315514, 6165020, 8631028, 10788785, 21577570, 43155140]

約数ペア:

[(1, 43155140), (2, 21577570), (4, 10788785), (5, 8631028), (7, 6165020), (10, 4315514), (14, 3082510), (20, 2157757), (28, 1541255), (35, 1233004), (70, 616502), (140, 308251), (199, 216860), (398, 108430), (796, 54215), (995, 43372), (1393, 30980), (1549, 27860), (1990, 21686), (2786, 15490), (3098, 13930), (3980, 10843), (5572, 7745), (6196, 6965)]