142579120

素因数分解:

$2^4\times 5^1\times {\mathrm{1782239}}^1$

素因数の和:1782252

約数の個数: 20

約数和(自身を含む): 331496640

約数和(自身を除く): 188917520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1782239, 3564478, 7128956, 8911195, 14257912, 17822390, 28515824, 35644780, 71289560, 142579120]

約数ペア:

[(1, 142579120), (2, 71289560), (4, 35644780), (5, 28515824), (8, 17822390), (10, 14257912), (16, 8911195), (20, 7128956), (40, 3564478), (80, 1782239)]