15583280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4751}}^1$

素因数の和:4805

約数の個数: 40

約数和(自身を含む): 37122624

約数和(自身を除く): 21539344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4751, 9502, 19004, 23755, 38008, 47510, 76016, 95020, 190040, 194791, 380080, 389582, 779164, 973955, 1558328, 1947910, 3116656, 3895820, 7791640, 15583280]

約数ペア:

[(1, 15583280), (2, 7791640), (4, 3895820), (5, 3116656), (8, 1947910), (10, 1558328), (16, 973955), (20, 779164), (40, 389582), (41, 380080), (80, 194791), (82, 190040), (164, 95020), (205, 76016), (328, 47510), (410, 38008), (656, 23755), (820, 19004), (1640, 9502), (3280, 4751)]