72857890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1040827}}^1$

素因数の和:1040841

約数の個数: 16

約数和(自身を含む): 149879232

約数和(自身を除く): 77021342

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1040827, 2081654, 5204135, 7285789, 10408270, 14571578, 36428945, 72857890]

約数ペア:

[(1, 72857890), (2, 36428945), (5, 14571578), (7, 10408270), (10, 7285789), (14, 5204135), (35, 2081654), (70, 1040827)]