87594920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{312839}}^1$

素因数の和:312857

約数の個数: 32

約数和(自身を含む): 225244800

約数和(自身を除く): 137649880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 312839, 625678, 1251356, 1564195, 2189873, 2502712, 3128390, 4379746, 6256780, 8759492, 10949365, 12513560, 17518984, 21898730, 43797460, 87594920]

約数ペア:

[(1, 87594920), (2, 43797460), (4, 21898730), (5, 17518984), (7, 12513560), (8, 10949365), (10, 8759492), (14, 6256780), (20, 4379746), (28, 3128390), (35, 2502712), (40, 2189873), (56, 1564195), (70, 1251356), (140, 625678), (280, 312839)]