142549540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14341}}^1$

素因数の和:14428

約数の個数: 48

約数和(自身を含む): 346961664

約数和(自身を除く): 204412124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 14341, 28682, 57364, 71705, 100387, 143410, 200774, 286820, 401548, 501935, 1003870, 1018211, 2007740, 2036422, 4072844, 5091055, 7127477, 10182110, 14254954, 20364220, 28509908, 35637385, 71274770, 142549540]

約数ペア:

[(1, 142549540), (2, 71274770), (4, 35637385), (5, 28509908), (7, 20364220), (10, 14254954), (14, 10182110), (20, 7127477), (28, 5091055), (35, 4072844), (70, 2036422), (71, 2007740), (140, 1018211), (142, 1003870), (284, 501935), (355, 401548), (497, 286820), (710, 200774), (994, 143410), (1420, 100387), (1988, 71705), (2485, 57364), (4970, 28682), (9940, 14341)]