189157220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1351123}}^1$

素因数の和:1351139

約数の個数: 24

約数和(自身を含む): 453977664

約数和(自身を除く): 264820444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1351123, 2702246, 5404492, 6755615, 9457861, 13511230, 18915722, 27022460, 37831444, 47289305, 94578610, 189157220]

約数ペア:

[(1, 189157220), (2, 94578610), (4, 47289305), (5, 37831444), (7, 27022460), (10, 18915722), (14, 13511230), (20, 9457861), (28, 6755615), (35, 5404492), (70, 2702246), (140, 1351123)]