28949620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{206783}}^1$

素因数の和:206799

約数の個数: 24

約数和(自身を含む): 69479424

約数和(自身を除く): 40529804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 206783, 413566, 827132, 1033915, 1447481, 2067830, 2894962, 4135660, 5789924, 7237405, 14474810, 28949620]

約数ペア:

[(1, 28949620), (2, 14474810), (4, 7237405), (5, 5789924), (7, 4135660), (10, 2894962), (14, 2067830), (20, 1447481), (28, 1033915), (35, 827132), (70, 413566), (140, 206783)]