20030885020

素因数分解:

$2^2\times 5^1\times {\mathrm{24859}}^1\times {\mathrm{40289}}^1$

素因数の和:65157

約数の個数: 24

約数和(自身を含む): 42067594800

約数和(自身を除く): 22036709780

約数列:

[1, 2, 4, 5, 10, 20, 24859, 40289, 49718, 80578, 99436, 124295, 161156, 201445, 248590, 402890, 497180, 805780, 1001544251, 2003088502, 4006177004, 5007721255, 10015442510, 20030885020]

約数ペア:

[(1, 20030885020), (2, 10015442510), (4, 5007721255), (5, 4006177004), (10, 2003088502), (20, 1001544251), (24859, 805780), (40289, 497180), (49718, 402890), (80578, 248590), (99436, 201445), (124295, 161156)]