141990280

素因数分解:

$2^3\times 5^1\times {\mathrm{3549757}}^1$

素因数の和:3549768

約数の個数: 16

約数和(自身を含む): 319478220

約数和(自身を除く): 177487940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3549757, 7099514, 14199028, 17748785, 28398056, 35497570, 70995140, 141990280]

約数ペア:

[(1, 141990280), (2, 70995140), (4, 35497570), (5, 28398056), (8, 17748785), (10, 14199028), (20, 7099514), (40, 3549757)]