8939120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5881}}^1$

素因数の和:5913

約数の個数: 40

約数和(自身を含む): 21881040

約数和(自身を除く): 12941920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5881, 11762, 23524, 29405, 47048, 58810, 94096, 111739, 117620, 223478, 235240, 446956, 470480, 558695, 893912, 1117390, 1787824, 2234780, 4469560, 8939120]

約数ペア:

[(1, 8939120), (2, 4469560), (4, 2234780), (5, 1787824), (8, 1117390), (10, 893912), (16, 558695), (19, 470480), (20, 446956), (38, 235240), (40, 223478), (76, 117620), (80, 111739), (95, 94096), (152, 58810), (190, 47048), (304, 29405), (380, 23524), (760, 11762), (1520, 5881)]