69871180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{32051}}^1$

素因数の和:32169

約数の個数: 24

約数和(自身を含む): 148080240

約数和(自身を除く): 78209060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 32051, 64102, 128204, 160255, 320510, 641020, 3493559, 6987118, 13974236, 17467795, 34935590, 69871180]

約数ペア:

[(1, 69871180), (2, 34935590), (4, 17467795), (5, 13974236), (10, 6987118), (20, 3493559), (109, 641020), (218, 320510), (436, 160255), (545, 128204), (1090, 64102), (2180, 32051)]