166886480

素因数分解:

$2^4\times 5^1\times {\mathrm{2086081}}^1$

素因数の和:2086094

約数の個数: 20

約数和(自身を含む): 388011252

約数和(自身を除く): 221124772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2086081, 4172162, 8344324, 10430405, 16688648, 20860810, 33377296, 41721620, 83443240, 166886480]

約数ペア:

[(1, 166886480), (2, 83443240), (4, 41721620), (5, 33377296), (8, 20860810), (10, 16688648), (16, 10430405), (20, 8344324), (40, 4172162), (80, 2086081)]