42507560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55931}}^1$

素因数の和:55961

約数の個数: 32

約数和(自身を含む): 100677600

約数和(自身を除く): 58170040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 55931, 111862, 223724, 279655, 447448, 559310, 1062689, 1118620, 2125378, 2237240, 4250756, 5313445, 8501512, 10626890, 21253780, 42507560]

約数ペア:

[(1, 42507560), (2, 21253780), (4, 10626890), (5, 8501512), (8, 5313445), (10, 4250756), (19, 2237240), (20, 2125378), (38, 1118620), (40, 1062689), (76, 559310), (95, 447448), (152, 279655), (190, 223724), (380, 111862), (760, 55931)]