121955560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{24007}}^1$

素因数の和:24145

約数の個数: 32

約数和(自身を含む): 276572160

約数和(自身を除く): 154616600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 24007, 48014, 96028, 120035, 192056, 240070, 480140, 960280, 3048889, 6097778, 12195556, 15244445, 24391112, 30488890, 60977780, 121955560]

約数ペア:

[(1, 121955560), (2, 60977780), (4, 30488890), (5, 24391112), (8, 15244445), (10, 12195556), (20, 6097778), (40, 3048889), (127, 960280), (254, 480140), (508, 240070), (635, 192056), (1016, 120035), (1270, 96028), (2540, 48014), (5080, 24007)]