201924920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{39749}}^1$

素因数の和:39887

約数の個数: 32

約数和(自身を含む): 457920000

約数和(自身を除く): 255995080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 39749, 79498, 158996, 198745, 317992, 397490, 794980, 1589960, 5048123, 10096246, 20192492, 25240615, 40384984, 50481230, 100962460, 201924920]

約数ペア:

[(1, 201924920), (2, 100962460), (4, 50481230), (5, 40384984), (8, 25240615), (10, 20192492), (20, 10096246), (40, 5048123), (127, 1589960), (254, 794980), (508, 397490), (635, 317992), (1016, 198745), (1270, 158996), (2540, 79498), (5080, 39749)]