187870960

素因数分解:

$2^4\times 5^1\times {\mathrm{983}}^1\times {\mathrm{2389}}^1$

素因数の和:3385

約数の個数: 40

約数和(自身を含む): 437427360

約数和(自身を除く): 249556400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 983, 1966, 2389, 3932, 4778, 4915, 7864, 9556, 9830, 11945, 15728, 19112, 19660, 23890, 38224, 39320, 47780, 78640, 95560, 191120, 2348387, 4696774, 9393548, 11741935, 18787096, 23483870, 37574192, 46967740, 93935480, 187870960]

約数ペア:

[(1, 187870960), (2, 93935480), (4, 46967740), (5, 37574192), (8, 23483870), (10, 18787096), (16, 11741935), (20, 9393548), (40, 4696774), (80, 2348387), (983, 191120), (1966, 95560), (2389, 78640), (3932, 47780), (4778, 39320), (4915, 38224), (7864, 23890), (9556, 19660), (9830, 19112), (11945, 15728)]