1992832720

素因数分解:

$2^4\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{11287}}^1$

素因数の和:13507

約数の個数: 40

約数和(自身を含む): 4635846144

約数和(自身を除く): 2643013424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2207, 4414, 8828, 11035, 11287, 17656, 22070, 22574, 35312, 44140, 45148, 56435, 88280, 90296, 112870, 176560, 180592, 225740, 451480, 902960, 24910409, 49820818, 99641636, 124552045, 199283272, 249104090, 398566544, 498208180, 996416360, 1992832720]

約数ペア:

[(1, 1992832720), (2, 996416360), (4, 498208180), (5, 398566544), (8, 249104090), (10, 199283272), (16, 124552045), (20, 99641636), (40, 49820818), (80, 24910409), (2207, 902960), (4414, 451480), (8828, 225740), (11035, 180592), (11287, 176560), (17656, 112870), (22070, 90296), (22574, 88280), (35312, 56435), (44140, 45148)]