55427560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72931}}^1$

素因数の和:72961

約数の個数: 32

約数和(自身を含む): 131277600

約数和(自身を除く): 75850040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 72931, 145862, 291724, 364655, 583448, 729310, 1385689, 1458620, 2771378, 2917240, 5542756, 6928445, 11085512, 13856890, 27713780, 55427560]

約数ペア:

[(1, 55427560), (2, 27713780), (4, 13856890), (5, 11085512), (8, 6928445), (10, 5542756), (19, 2917240), (20, 2771378), (38, 1458620), (40, 1385689), (76, 729310), (95, 583448), (152, 364655), (190, 291724), (380, 145862), (760, 72931)]