10820745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 20638800

約数和(自身を除く): 9818055

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 349, 477, 585, 689, 795, 1047, 1745, 2067, 2385, 3141, 3445, 4537, 5235, 6201, 10335, 13611, 15705, 18497, 22685, 31005, 40833, 55491, 68055, 92485, 166473, 204165, 240461, 277455, 721383, 832365, 1202305, 2164149, 3606915, 10820745]

約数ペア:

[(1, 10820745), (3, 3606915), (5, 2164149), (9, 1202305), (13, 832365), (15, 721383), (39, 277455), (45, 240461), (53, 204165), (65, 166473), (117, 92485), (159, 68055), (195, 55491), (265, 40833), (349, 31005), (477, 22685), (585, 18497), (689, 15705), (795, 13611), (1047, 10335), (1745, 6201), (2067, 5235), (2385, 4537), (3141, 3445)]