40820286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 91300608

約数和(自身を除く): 50480322

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 73, 78, 107, 134, 146, 201, 214, 219, 321, 402, 438, 642, 871, 949, 1391, 1742, 1898, 2613, 2782, 2847, 4173, 4891, 5226, 5694, 7169, 7811, 8346, 9782, 14338, 14673, 15622, 21507, 23433, 29346, 43014, 46866, 63583, 93197, 101543, 127166, 186394, 190749, 203086, 279591, 304629, 381498, 523337, 559182, 609258, 1046674, 1570011, 3140022, 6803381, 13606762, 20410143, 40820286]

約数ペア:

[(1, 40820286), (2, 20410143), (3, 13606762), (6, 6803381), (13, 3140022), (26, 1570011), (39, 1046674), (67, 609258), (73, 559182), (78, 523337), (107, 381498), (134, 304629), (146, 279591), (201, 203086), (214, 190749), (219, 186394), (321, 127166), (402, 101543), (438, 93197), (642, 63583), (871, 46866), (949, 43014), (1391, 29346), (1742, 23433), (1898, 21507), (2613, 15622), (2782, 14673), (2847, 14338), (4173, 9782), (4891, 8346), (5226, 7811), (5694, 7169)]