378302020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1112653}}^1$

素因数の和:1112679

約数の個数: 24

約数和(自身を含む): 841166424

約数和(自身を除く): 462864404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1112653, 2225306, 4450612, 5563265, 11126530, 18915101, 22253060, 37830202, 75660404, 94575505, 189151010, 378302020]

約数ペア:

[(1, 378302020), (2, 189151010), (4, 94575505), (5, 75660404), (10, 37830202), (17, 22253060), (20, 18915101), (34, 11126530), (68, 5563265), (85, 4450612), (170, 2225306), (340, 1112653)]