83855120

素因数分解:

$2^4\times 5^1\times {\mathrm{1048189}}^1$

素因数の和:1048202

約数の個数: 20

約数和(自身を含む): 194963340

約数和(自身を除く): 111108220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1048189, 2096378, 4192756, 5240945, 8385512, 10481890, 16771024, 20963780, 41927560, 83855120]

約数ペア:

[(1, 83855120), (2, 41927560), (4, 20963780), (5, 16771024), (8, 10481890), (10, 8385512), (16, 5240945), (20, 4192756), (40, 2096378), (80, 1048189)]