40579400

素因数分解:

$2^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1481}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 95099940

約数和(自身を除く): 54520540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 137, 200, 274, 548, 685, 1096, 1370, 1481, 2740, 2962, 3425, 5480, 5924, 6850, 7405, 11848, 13700, 14810, 27400, 29620, 37025, 59240, 74050, 148100, 202897, 296200, 405794, 811588, 1014485, 1623176, 2028970, 4057940, 5072425, 8115880, 10144850, 20289700, 40579400]

約数ペア:

[(1, 40579400), (2, 20289700), (4, 10144850), (5, 8115880), (8, 5072425), (10, 4057940), (20, 2028970), (25, 1623176), (40, 1014485), (50, 811588), (100, 405794), (137, 296200), (200, 202897), (274, 148100), (548, 74050), (685, 59240), (1096, 37025), (1370, 29620), (1481, 27400), (2740, 14810), (2962, 13700), (3425, 11848), (5480, 7405), (5924, 6850)]