159942440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{571223}}^1$

素因数の和:571241

約数の個数: 32

約数和(自身を含む): 411281280

約数和(自身を除く): 251338840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 571223, 1142446, 2284892, 2856115, 3998561, 4569784, 5712230, 7997122, 11424460, 15994244, 19992805, 22848920, 31988488, 39985610, 79971220, 159942440]

約数ペア:

[(1, 159942440), (2, 79971220), (4, 39985610), (5, 31988488), (7, 22848920), (8, 19992805), (10, 15994244), (14, 11424460), (20, 7997122), (28, 5712230), (35, 4569784), (40, 3998561), (56, 2856115), (70, 2284892), (140, 1142446), (280, 571223)]