31298080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17783}}^1$

素因数の和:17809

約数の個数: 48

約数和(自身を含む): 80668224

約数和(自身を除く): 49370144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 17783, 35566, 71132, 88915, 142264, 177830, 195613, 284528, 355660, 391226, 569056, 711320, 782452, 978065, 1422640, 1564904, 1956130, 2845280, 3129808, 3912260, 6259616, 7824520, 15649040, 31298080]

約数ペア:

[(1, 31298080), (2, 15649040), (4, 7824520), (5, 6259616), (8, 3912260), (10, 3129808), (11, 2845280), (16, 1956130), (20, 1564904), (22, 1422640), (32, 978065), (40, 782452), (44, 711320), (55, 569056), (80, 391226), (88, 355660), (110, 284528), (160, 195613), (176, 177830), (220, 142264), (352, 88915), (440, 71132), (880, 35566), (1760, 17783)]