26486480

素因数分解:

$2^4\times 5^1\times {\mathrm{331081}}^1$

素因数の和:331094

約数の個数: 20

約数和(自身を含む): 61581252

約数和(自身を除く): 35094772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331081, 662162, 1324324, 1655405, 2648648, 3310810, 5297296, 6621620, 13243240, 26486480]

約数ペア:

[(1, 26486480), (2, 13243240), (4, 6621620), (5, 5297296), (8, 3310810), (10, 2648648), (16, 1655405), (20, 1324324), (40, 662162), (80, 331081)]