8377040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2137}}^1$

素因数の和:2164

約数の個数: 60

約数和(自身を含む): 22667076

約数和(自身を除く): 14290036

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2137, 3920, 4274, 8548, 10685, 14959, 17096, 21370, 29918, 34192, 42740, 59836, 74795, 85480, 104713, 119672, 149590, 170960, 209426, 239344, 299180, 418852, 523565, 598360, 837704, 1047130, 1196720, 1675408, 2094260, 4188520, 8377040]

約数ペア:

[(1, 8377040), (2, 4188520), (4, 2094260), (5, 1675408), (7, 1196720), (8, 1047130), (10, 837704), (14, 598360), (16, 523565), (20, 418852), (28, 299180), (35, 239344), (40, 209426), (49, 170960), (56, 149590), (70, 119672), (80, 104713), (98, 85480), (112, 74795), (140, 59836), (196, 42740), (245, 34192), (280, 29918), (392, 21370), (490, 17096), (560, 14959), (784, 10685), (980, 8548), (1960, 4274), (2137, 3920)]