9813890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 18722880

約数和(自身を除く): 8908990

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 787, 1247, 1574, 2494, 3935, 6235, 7870, 12470, 22823, 33841, 45646, 67682, 114115, 169205, 228230, 338410, 981389, 1962778, 4906945, 9813890]

約数ペア:

[(1, 9813890), (2, 4906945), (5, 1962778), (10, 981389), (29, 338410), (43, 228230), (58, 169205), (86, 114115), (145, 67682), (215, 45646), (290, 33841), (430, 22823), (787, 12470), (1247, 7870), (1574, 6235), (2494, 3935)]