38104460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21407}}^1$

素因数の和:21505

約数の個数: 24

約数和(自身を含む): 80922240

約数和(自身を除く): 42817780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 21407, 42814, 85628, 107035, 214070, 428140, 1905223, 3810446, 7620892, 9526115, 19052230, 38104460]

約数ペア:

[(1, 38104460), (2, 19052230), (4, 9526115), (5, 7620892), (10, 3810446), (20, 1905223), (89, 428140), (178, 214070), (356, 107035), (445, 85628), (890, 42814), (1780, 21407)]