40811890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25349}}^1$

素因数の和:25386

約数の個数: 32

約数和(自身を含む): 87609600

約数和(自身を除く): 46797710

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 25349, 50698, 126745, 177443, 253490, 354886, 583027, 887215, 1166054, 1774430, 2915135, 4081189, 5830270, 8162378, 20405945, 40811890]

約数ペア:

[(1, 40811890), (2, 20405945), (5, 8162378), (7, 5830270), (10, 4081189), (14, 2915135), (23, 1774430), (35, 1166054), (46, 887215), (70, 583027), (115, 354886), (161, 253490), (230, 177443), (322, 126745), (805, 50698), (1610, 25349)]