888917840

素因数分解:

$2^4\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{5021}}^1$

素因数の和:7247

約数の個数: 40

約数和(自身を含む): 2068079688

約数和(自身を除く): 1179161848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2213, 4426, 5021, 8852, 10042, 11065, 17704, 20084, 22130, 25105, 35408, 40168, 44260, 50210, 80336, 88520, 100420, 177040, 200840, 401680, 11111473, 22222946, 44445892, 55557365, 88891784, 111114730, 177783568, 222229460, 444458920, 888917840]

約数ペア:

[(1, 888917840), (2, 444458920), (4, 222229460), (5, 177783568), (8, 111114730), (10, 88891784), (16, 55557365), (20, 44445892), (40, 22222946), (80, 11111473), (2213, 401680), (4426, 200840), (5021, 177040), (8852, 100420), (10042, 88520), (11065, 80336), (17704, 50210), (20084, 44260), (22130, 40168), (25105, 35408)]