1217220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20287}}^1$

素因数の和:20299

約数の個数: 24

約数和(自身を含む): 3408384

約数和(自身を除く): 2191164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20287, 40574, 60861, 81148, 101435, 121722, 202870, 243444, 304305, 405740, 608610, 1217220]

約数ペア:

[(1, 1217220), (2, 608610), (3, 405740), (4, 304305), (5, 243444), (6, 202870), (10, 121722), (12, 101435), (15, 81148), (20, 60861), (30, 40574), (60, 20287)]