40280464

素因数分解:

$2^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1987}}^1$

素因数の和:2183

約数の個数: 40

約数和(自身を含む): 89730368

約数和(自身を除く): 49449904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181, 362, 724, 1267, 1448, 1987, 2534, 2896, 3974, 5068, 7948, 10136, 13909, 15896, 20272, 27818, 31792, 55636, 111272, 222544, 359647, 719294, 1438588, 2517529, 2877176, 5035058, 5754352, 10070116, 20140232, 40280464]

約数ペア:

[(1, 40280464), (2, 20140232), (4, 10070116), (7, 5754352), (8, 5035058), (14, 2877176), (16, 2517529), (28, 1438588), (56, 719294), (112, 359647), (181, 222544), (362, 111272), (724, 55636), (1267, 31792), (1448, 27818), (1987, 20272), (2534, 15896), (2896, 13909), (3974, 10136), (5068, 7948)]