5209540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 12644352

約数和(自身を除く): 7434812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 293, 508, 586, 635, 889, 1172, 1270, 1465, 1778, 2051, 2540, 2930, 3556, 4102, 4445, 5860, 8204, 8890, 10255, 17780, 20510, 37211, 41020, 74422, 148844, 186055, 260477, 372110, 520954, 744220, 1041908, 1302385, 2604770, 5209540]

約数ペア:

[(1, 5209540), (2, 2604770), (4, 1302385), (5, 1041908), (7, 744220), (10, 520954), (14, 372110), (20, 260477), (28, 186055), (35, 148844), (70, 74422), (127, 41020), (140, 37211), (254, 20510), (293, 17780), (508, 10255), (586, 8890), (635, 8204), (889, 5860), (1172, 4445), (1270, 4102), (1465, 3556), (1778, 2930), (2051, 2540)]