5260720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3461}}^1$

素因数の和:3493

約数の個数: 40

約数和(自身を含む): 12878640

約数和(自身を除く): 7617920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3461, 6922, 13844, 17305, 27688, 34610, 55376, 65759, 69220, 131518, 138440, 263036, 276880, 328795, 526072, 657590, 1052144, 1315180, 2630360, 5260720]

約数ペア:

[(1, 5260720), (2, 2630360), (4, 1315180), (5, 1052144), (8, 657590), (10, 526072), (16, 328795), (19, 276880), (20, 263036), (38, 138440), (40, 131518), (76, 69220), (80, 65759), (95, 55376), (152, 34610), (190, 27688), (304, 17305), (380, 13844), (760, 6922), (1520, 3461)]