380147480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{106783}}^1$

素因数の和:106883

約数の個数: 32

約数和(自身を含む): 864950400

約数和(自身を除く): 484802920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 106783, 213566, 427132, 533915, 854264, 1067830, 2135660, 4271320, 9503687, 19007374, 38014748, 47518435, 76029496, 95036870, 190073740, 380147480]

約数ペア:

[(1, 380147480), (2, 190073740), (4, 95036870), (5, 76029496), (8, 47518435), (10, 38014748), (20, 19007374), (40, 9503687), (89, 4271320), (178, 2135660), (356, 1067830), (445, 854264), (712, 533915), (890, 427132), (1780, 213566), (3560, 106783)]