4171430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 7840800

約数和(自身を除く): 3669370

約数列:

[1, 2, 5, 10, 43, 86, 89, 109, 178, 215, 218, 430, 445, 545, 890, 1090, 3827, 4687, 7654, 9374, 9701, 19135, 19402, 23435, 38270, 46870, 48505, 97010, 417143, 834286, 2085715, 4171430]

約数ペア:

[(1, 4171430), (2, 2085715), (5, 834286), (10, 417143), (43, 97010), (86, 48505), (89, 46870), (109, 38270), (178, 23435), (215, 19402), (218, 19135), (430, 9701), (445, 9374), (545, 7654), (890, 4687), (1090, 3827)]