7742140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3253}}^1$

素因数の和:3286

約数の個数: 48

約数和(自身を含む): 19680192

約数和(自身を除く): 11938052

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 3253, 6506, 13012, 16265, 22771, 32530, 45542, 55301, 65060, 91084, 110602, 113855, 221204, 227710, 276505, 387107, 455420, 553010, 774214, 1106020, 1548428, 1935535, 3871070, 7742140]

約数ペア:

[(1, 7742140), (2, 3871070), (4, 1935535), (5, 1548428), (7, 1106020), (10, 774214), (14, 553010), (17, 455420), (20, 387107), (28, 276505), (34, 227710), (35, 221204), (68, 113855), (70, 110602), (85, 91084), (119, 65060), (140, 55301), (170, 45542), (238, 32530), (340, 22771), (476, 16265), (595, 13012), (1190, 6506), (2380, 3253)]