285440270

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{54787}}^1$

素因数の和:55315

約数の個数: 16

約数和(自身を含む): 514788048

約数和(自身を除く): 229347778

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 54787, 109574, 273935, 547870, 28544027, 57088054, 142720135, 285440270]

約数ペア:

[(1, 285440270), (2, 142720135), (5, 57088054), (10, 28544027), (521, 547870), (1042, 273935), (2605, 109574), (5210, 54787)]