157301380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{413951}}^1$

素因数の和:413979

約数の個数: 24

約数和(自身を含む): 347719680

約数和(自身を除く): 190418300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 413951, 827902, 1655804, 2069755, 4139510, 7865069, 8279020, 15730138, 31460276, 39325345, 78650690, 157301380]

約数ペア:

[(1, 157301380), (2, 78650690), (4, 39325345), (5, 31460276), (10, 15730138), (19, 8279020), (20, 7865069), (38, 4139510), (76, 2069755), (95, 1655804), (190, 827902), (380, 413951)]