22220990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8783}}^1$

素因数の和:8824

約数の個数: 32

約数和(自身を含む): 45536256

約数和(自身を除く): 23315266

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 8783, 17566, 43915, 87830, 96613, 193226, 202009, 404018, 483065, 966130, 1010045, 2020090, 2222099, 4444198, 11110495, 22220990]

約数ペア:

[(1, 22220990), (2, 11110495), (5, 4444198), (10, 2222099), (11, 2020090), (22, 1010045), (23, 966130), (46, 483065), (55, 404018), (110, 202009), (115, 193226), (230, 96613), (253, 87830), (506, 43915), (1265, 17566), (2530, 8783)]