49891240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{178183}}^1$

素因数の和:178201

約数の個数: 32

約数和(自身を含む): 128292480

約数和(自身を除く): 78401240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 178183, 356366, 712732, 890915, 1247281, 1425464, 1781830, 2494562, 3563660, 4989124, 6236405, 7127320, 9978248, 12472810, 24945620, 49891240]

約数ペア:

[(1, 49891240), (2, 24945620), (4, 12472810), (5, 9978248), (7, 7127320), (8, 6236405), (10, 4989124), (14, 3563660), (20, 2494562), (28, 1781830), (35, 1425464), (40, 1247281), (56, 890915), (70, 712732), (140, 356366), (280, 178183)]