7205240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25733}}^1$

素因数の和:25751

約数の個数: 32

約数和(自身を含む): 18528480

約数和(自身を除く): 11323240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25733, 51466, 102932, 128665, 180131, 205864, 257330, 360262, 514660, 720524, 900655, 1029320, 1441048, 1801310, 3602620, 7205240]

約数ペア:

[(1, 7205240), (2, 3602620), (4, 1801310), (5, 1441048), (7, 1029320), (8, 900655), (10, 720524), (14, 514660), (20, 360262), (28, 257330), (35, 205864), (40, 180131), (56, 128665), (70, 102932), (140, 51466), (280, 25733)]