8544040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 20684160

約数和(自身を除く): 12140120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 251, 296, 370, 460, 502, 740, 851, 920, 1004, 1255, 1480, 1702, 2008, 2510, 3404, 4255, 5020, 5773, 6808, 8510, 9287, 10040, 11546, 17020, 18574, 23092, 28865, 34040, 37148, 46184, 46435, 57730, 74296, 92870, 115460, 185740, 213601, 230920, 371480, 427202, 854404, 1068005, 1708808, 2136010, 4272020, 8544040]

約数ペア:

[(1, 8544040), (2, 4272020), (4, 2136010), (5, 1708808), (8, 1068005), (10, 854404), (20, 427202), (23, 371480), (37, 230920), (40, 213601), (46, 185740), (74, 115460), (92, 92870), (115, 74296), (148, 57730), (184, 46435), (185, 46184), (230, 37148), (251, 34040), (296, 28865), (370, 23092), (460, 18574), (502, 17020), (740, 11546), (851, 10040), (920, 9287), (1004, 8510), (1255, 6808), (1480, 5773), (1702, 5020), (2008, 4255), (2510, 3404)]