2291878990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{415949}}^1$

素因数の和:416004

約数の個数: 32

約数和(自身を含む): 4492260000

約数和(自身を除く): 2200381010

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 415949, 831898, 2079745, 4159490, 7903031, 12062521, 15806062, 24125042, 39515155, 60312605, 79030310, 120625210, 229187899, 458375798, 1145939495, 2291878990]

約数ペア:

[(1, 2291878990), (2, 1145939495), (5, 458375798), (10, 229187899), (19, 120625210), (29, 79030310), (38, 60312605), (58, 39515155), (95, 24125042), (145, 15806062), (190, 12062521), (290, 7903031), (551, 4159490), (1102, 2079745), (2755, 831898), (5510, 415949)]