159446140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1138901}}^1$

素因数の和:1138917

約数の個数: 24

約数和(自身を含む): 382671072

約数和(自身を除く): 223224932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1138901, 2277802, 4555604, 5694505, 7972307, 11389010, 15944614, 22778020, 31889228, 39861535, 79723070, 159446140]

約数ペア:

[(1, 159446140), (2, 79723070), (4, 39861535), (5, 31889228), (7, 22778020), (10, 15944614), (14, 11389010), (20, 7972307), (28, 5694505), (35, 4555604), (70, 2277802), (140, 1138901)]