7944760

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2393}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 18098640

約数和(自身を除く): 10153880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2393, 3320, 4786, 9572, 11965, 19144, 23930, 47860, 95720, 198619, 397238, 794476, 993095, 1588952, 1986190, 3972380, 7944760]

約数ペア:

[(1, 7944760), (2, 3972380), (4, 1986190), (5, 1588952), (8, 993095), (10, 794476), (20, 397238), (40, 198619), (83, 95720), (166, 47860), (332, 23930), (415, 19144), (664, 11965), (830, 9572), (1660, 4786), (2393, 3320)]