2745732020

素因数分解:

$2^2\times 5^1\times {\mathrm{4289}}^1\times {\mathrm{32009}}^1$

素因数の和:36307

約数の個数: 24

約数和(自身を含む): 5767561800

約数和(自身を除く): 3021829780

約数列:

[1, 2, 4, 5, 10, 20, 4289, 8578, 17156, 21445, 32009, 42890, 64018, 85780, 128036, 160045, 320090, 640180, 137286601, 274573202, 549146404, 686433005, 1372866010, 2745732020]

約数ペア:

[(1, 2745732020), (2, 1372866010), (4, 686433005), (5, 549146404), (10, 274573202), (20, 137286601), (4289, 640180), (8578, 320090), (17156, 160045), (21445, 128036), (32009, 85780), (42890, 64018)]